[go: up one dir, main page]

WO2015130044A1 - Appareil d'alimentation possédant une fonction de gestion - Google Patents

Appareil d'alimentation possédant une fonction de gestion Download PDF

Info

Publication number
WO2015130044A1
WO2015130044A1 PCT/KR2015/001478 KR2015001478W WO2015130044A1 WO 2015130044 A1 WO2015130044 A1 WO 2015130044A1 KR 2015001478 W KR2015001478 W KR 2015001478W WO 2015130044 A1 WO2015130044 A1 WO 2015130044A1
Authority
WO
WIPO (PCT)
Prior art keywords
power
output
power supply
pwm
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2015/001478
Other languages
English (en)
Korean (ko)
Inventor
방창용
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2015130044A1 publication Critical patent/WO2015130044A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only

Definitions

  • the present invention relates to a power supply having a management function, and more particularly, to analyze a power output state in a power supply such as a switching mode power supply (SMPS), detect a power internal state, and set information.
  • SMPS switching mode power supply
  • the present invention relates to a power supply unit with a built-in management function that can control the power inside.
  • SMPS is a modular power supply unit that converts AC electricity supplied from commercial power sources to various devices such as computers, communication devices, and home appliances. Intermittent control at high frequency using high-speed power semiconductor, and stable DC voltage through rectification and smoothing circuit. DC power supplies are largely divided into linear type and switch mode type. Recently, the switch mode type suitable for miniaturization is becoming the main power supply of personal computer (PC) and home electronics.
  • PC personal computer
  • These power supplies can respond to surge voltages, overvoltages / overcurrents, but are unable to analyze their power output status or monitor their internal power status.
  • Patent Document 1 Patent Registration No. 10-0874862 (registered on December 12, 2008).
  • ⁇ Patent Document 1> uses a power supply device including a noise filter unit, a bridge rectifying unit, a PWM switching unit, an output rectifying unit, a PWM control controller, a remote control signal receiving unit, a current supply unit, and the like.
  • a power supply device including a noise filter unit, a bridge rectifying unit, a PWM switching unit, an output rectifying unit, a PWM control controller, a remote control signal receiving unit, a current supply unit, and the like.
  • a remote controller such as a set-top box DVD
  • the conventional technology and the general power supply as described above can prevent the damage to the downstream equipment by the overvoltage / overcurrent, such as by shutting off the power to the surge voltage or overvoltage / overcurrent, but by analyzing the power output situation or power It was impossible to monitor the internal condition.
  • the prior art and the general power supply has a disadvantage in that the user interface for the user to manage the power supply is impossible, and the power supply may not be managed according to user settings.
  • An object of the present invention has been proposed to solve the above-mentioned problems in the prior art and general power supply, and analyzes the power output situation in a power supply such as a switching mode power supply (SMPS), power inside It provides a power supply with a built-in management function that can detect status.
  • SMPS switching mode power supply
  • Another object of the present invention is to provide a power supply device with a built-in management function to control the power inside according to the set information.
  • Still another object of the present invention is to provide a power supply device with a built-in management function that can provide an interface function for receiving an event through an interface with a user.
  • the power supply device with a built-in management function is a pulse width modulated signal for converting the commercial AC power input to the DC power based on the detection result of detecting the internal state Generating a PWM controller;
  • a power switching unit for switching an AC power input according to a pulse width modulation signal generated by the PWM controller;
  • the power manager is characterized in that at the same time or selectively control the power input terminal, power switching unit front end, transformer front end, power output circuit front end and rear end during power output control.
  • the power manager may include a PWM signal sampling unit configured to convert the PWM signal output from the PWM controller into a digital signal and process the converted digital signal to output a PWM count value and a power measurement count value.
  • the PWM signal sampling unit is a PWM signal counter for outputting a PWM count value by counting the input PWM signal;
  • a fixed frequency oscillator for generating a preset fixed frequency for power measurement;
  • a logic operator for performing a logic operation on the input PWM signal and the fixed frequency and outputting a result;
  • a reference time oscillator for generating a reference time for sampling;
  • a power measurement counter that counts pulses output from the logic operator based on the reference time generated by the reference time oscillator and outputs the result as a power measurement count value.
  • the power manager may further include a power calculation unit for dividing the power measurement count value and the PWM count value output from the PWM signal sampling unit, and outputting the result as the amount of power.
  • the power manager may include an internal input / output controller that interfaces each detected value detected inside the power supply device and interfaces a power output control signal;
  • the apparatus may further include a power amount monitoring and control unit generating a power control signal or an alarm signal or event information according to the power amount calculated by the power amount calculating unit and controlling the transmission of information to be transmitted to the user.
  • the power manager may further include a user interface manager that receives a setting value for power management from a user, transmits the power value to the power amount monitoring and control unit, and interfaces output information output from the power amount monitoring and control unit to the user side. It is done.
  • the power manager may further include an external input / output manager that transmits data input from the outside to the power amount monitoring and control unit and transmits event information and control information output from the power amount monitoring and control unit to an external device. .
  • SMPS switching mode power supply
  • according to the present invention can control the power inside according to the setting information set from the outside, whereby the user has the advantage of managing the power of the power supply.
  • according to the present invention has an advantage that can provide an interface function that can receive an event through the interface with the user.
  • FIG. 1 is a block diagram of a power supply device with a built-in management function according to an embodiment of the present invention
  • FIG. 2 is a configuration diagram of an embodiment of the PWM manager of FIG.
  • FIG. 3 is a timing diagram of the PWM manager of FIG.
  • FIG. 1 is a block diagram of a power supply device with a built-in management function according to an embodiment of the present invention.
  • the power supply device 100 with a management function includes a power input circuit 101, a power switching unit 102, a transformer 103, a power output circuit 104, and a PWM controller 105. ), And a power manager 106.
  • the power input circuit 101 receives and outputs commercial AC power supplied from the outside.
  • the PWM controller 105 generates a pulse width modulated signal (PWM signal) for converting a commercial AC power input to a DC power based on a sensing result of sensing an internal state.
  • PWM signal pulse width modulated signal
  • the power switching unit 102 serves to switch the AC power input in accordance with the pulse width modulated signal generated by the PWM controller 105.
  • the transformer 103 serves to step down the input AC voltage
  • the power output circuit 104 serves to convert the stepped down AC voltage into a predetermined DC voltage, rectify and output the DC voltage.
  • the power manager 106 generates a power control signal according to a sensing result of detecting an internal state of the power supply device, converts the pulse width modulated signal into digital data, calculates an amount of power based on the converted digital data, and It controls the power output according to the calculated power amount, the detection result of detecting the internal state, and the event setting value set through the external interface.
  • the power manager 106 may control power at the same time or selectively at the power input stage, the front end of the power switching unit 102, the front end of the transformer 103, the front end and the rear end of the power output circuit 104 during power output control.
  • the power manager 106 converts the PWM signal output from the PWM controller 105 into a digital signal and processes the converted digital signal to output a PWM count value and a power measurement count value. It includes.
  • the PWM signal sampling unit 107 is implemented in plural in accordance with multiple outputs at the time of multiple outputs, and since each configuration and operation are made the same, only one PWM signal sampling unit will be described below.
  • the PWM signal sampling unit 107 includes: a PWM signal counter 107a for counting an input PWM signal and outputting a PWM count value; A fixed frequency oscillator 107c for generating a predetermined fixed frequency for power measurement; A logic operator (107b) for performing a logic operation on the input PWM signal and the fixed frequency and outputting a result; A reference time oscillator 107d for generating a reference time for sampling; And a power measurement counter 107e that counts pulses output from the logic operator 107b based on the reference time generated by the reference time oscillator 107d and outputs the result as a power measurement count value.
  • the power manager 106 includes: a power amount calculation unit 108 for dividing the power measurement count value output from the PWM signal sampling unit 107 and the PWM count value, and outputting the result value as power amount; An internal input / output control unit 109 for interfacing each detected value detected inside the power supply device 100 and for interfacing a power output control signal;
  • the apparatus further includes a power amount monitoring and control unit 110 generating a power control signal or an alarm signal or event information according to the power amount calculated by the power amount calculating unit 108 and controlling the transmission of information to be transmitted to the user.
  • the power manager 106 receives a setting value for power management from a user and transmits the set value for power management to the power amount monitoring and control unit 110, and interfaces output information output from the power amount monitoring and control unit 110 to the user side.
  • the device further includes an external input / output manager 113 for transmitting data input from the outside to the power amount monitoring and control unit 110 and transmitting event information and control information output from the power amount monitoring and control unit 110 to an external device. .
  • the power manager 106 is a data storage memory 111 for storing a power amount monitoring result value output from the power amount monitoring and control unit 110, a detection result value of detecting an internal state, a setting value input from the outside, and the like. ); It is further desirable to further include a timer 112 for generating a time clock.
  • the PWM controller 105 In the initial state of the power supply device, the PWM controller 105 generates a PWM signal, which is initially set basically, and inputs it to the power switching unit 102.
  • the power input circuit 101 receives the input AC power and outputs it to the power switching unit 102, the power switching unit 102 is input corresponding to the PWM signal generated by the PWM controller 105 AC power is switched and output.
  • the level of the output voltage is varied according to the PWM signal.
  • the transformer 103 steps down the AC voltage output through the power switch 102 and lowers the voltage to an arbitrary voltage.
  • the power output circuit 104 rectifies the stepped down AC voltage into a DC voltage, and smoothes the predetermined voltage. It will output DC voltage.
  • the present invention measures the power in real time by adding the power manager 106, and controls the operation of the power supply device 100 according to the measured power amount,
  • the power supply is controlled efficiently by controlling the power supply according to the set value and performing a management function of transmitting the internal detection result and the power control status to the outside.
  • the PWM signal sampling unit 107 first samples the variable frequency PWM signal output from the PWM controller 105 using the embodiment shown in FIG. 2.
  • the PWM counter 107a counts the PWM signal input with the waveform as shown in A of FIG. 3, and outputs the result as a PWM count value.
  • the logic operator 107b performs a logical operation on the fixed frequency generated by the fixed frequency oscillator 107c generating a fixed frequency of the waveform as shown in B of FIG. )
  • the result (waveform like C in FIG. 3) is transmitted to the power measurement counter 107e.
  • the fixed frequency generate more than twice the frequency of the variable frequency PWM signal.
  • the power measurement counter 107e counts pulses as shown in C of FIG. 3 output from the logic operator 107b based on the reference time generated from the reference time oscillator 107d for generating a reference time for sampling. Is output as the power measurement count value.
  • the PWM signal sampling unit 107 logically multiplies the PWM signal with the fixed frequency to extract the fixed frequency during the high level of the PWM signal, counts the number of pulses of the extracted fixed frequency, and counts the result of the power measurement. Will output a value.
  • the sampled PWM count value and the power measurement count value are input to the power amount calculator 108, the power amount monitor, and the controller 110, respectively.
  • the power amount calculation unit 108 calculates the power amount based on the power measurement count value and the PWM count value output from the PWM signal sampling unit 107.
  • the power calculation mainly uses the power measurement count value, and the PWM count value plays a supporting role.
  • the power amount calculation unit 108 divides the PWM count value from the power measurement count value, calculates the result as the pulse width of the PWM signal frequency, and converts the calculated value into the power amount calculation value and monitors and controls the power amount. To 110).
  • the present invention measures the change in amplitude in real time through the power amount calculation unit 108, and combines the amplitude change value measured in real time with the PWM count value obtained through the PWM signal sampling unit 107 to measure the power amount. Done.
  • the power amount monitoring and control unit 110 stores the input power amount calculation value in the data storage memory 111.
  • the power state is determined based on the received power amount calculation value, and based on this, the control, alarm and event information of the power supply is generated.
  • the power state is determined based on the power amount calculation value, and in the case of low power or high power, control data for power control is generated and output.
  • the control data output in this way is transmitted to the PWM controller 105 through the internal input / output controller 109, and the PWM controller 105 varies the PWM signal output based on the control data, and transmits the power to the power switching unit 102.
  • the power switching unit 102 performs power switching according to the changed PWM signal, thereby changing the output power, such that low power or high power is achieved with normal power.
  • the power amount monitoring and control unit 107 may generate power cut data as necessary.
  • the generated power cutoff data (power off signal) is cut off at the actual power control point through the internal input / output controller 109.
  • the power control point may be set at various positions in the power path, and the power control point may be configured by using a power switch capable of turning on / off power.
  • the power amount monitoring and control unit 107 generates event information and transmits the event information to the user through the external input / output management unit 113.
  • the event information includes a power on / off occurrence event, a use time, and a low power / high power event.
  • the event information generated as described above is transmitted to the user through various transmission methods through the external input / output management unit 113.
  • various transmission methods may be TCP / IP, USB, RS232C, RS485, and the like.
  • another feature of the present invention is to detect the internal state (temperature, FAN RPM, AC voltage, DC voltage, operating time, etc.), each detection value is the amount of power monitoring and control unit through the internal input / output control unit 109 ( 110).
  • the power amount monitoring and control unit 110 generates control data based on an internal detection value of the power supply device to control and generate an alarm.
  • the alarm occurring here may include a low power / high power alarm, temperature alarm, RPM alarm, time limit alarm, power off alarm, input AC power low voltage alarm.
  • the internal device control may include an AC input power cut off, a DC power cut off, and a rotation speed of the pen.
  • the data storage memory 111 stores respective reference data for generating control data, generating an event, and generating an alarm, comparing the detected state information with the reference data, and generating control data or generating an event according to the magnitude.
  • An alarm is triggered to control the power supply.
  • the data storage memory 111 is an alarm / control / event method for low power, alarm / control / event method for high power, alarm / control / event method for RPM, alarm / control / event method for temperature, input Basic data for processing the alarm / control / event method, total cumulative usage time, usage time limit, alarm, etc. for the low voltage of the AC power source is preferably stored.
  • another feature of the present invention is that the user can set each of the settings for the control of the power supply, and through this setting value it is possible to efficiently operate the power supply.
  • the user may set a power control, a setting for updating control information, a time setting for control, and the like through the user interface manager 114.
  • the user interface manager 114 transmits the setting information to the power amount monitoring and control unit 110 and, if there is a setting according to the time information, generates an event based on the time information generated from the timer 112 or The control data is generated and transferred to the power amount monitoring control unit 110.
  • the power amount monitoring control unit 110 controls the operation of the power supply device according to various setting values set by the user.
  • the present invention is applied to the management technology of the power supply.
  • it is applied to a technology that can be freely operated by setting the power supply from the outside.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)

Abstract

La présente invention concerne un appareil d'alimentation présentant une fonction de gestion pour analyser l'état de la puissance de sortie dans un appareil d'alimentation tel qu'une alimentation à découpage (SMPS), détecter l'état interne de l'appareil d'alimentation, et commander l'intérieur de l'appareil d'alimentation en fonction d'informations de réglage, l'appareil d'alimentation comprenant : un organe de commande MLI pour générer un signal de modulation de largeur d'impulsion pour convertir la puissance d'entrée d'un courant alternatif commercial en puissance de courant continu sur la base du résultat de la détection de l'état interne; une unité de commutation de puissance pour commuter la puissance d'entrée du courant alternatif en fonction du signal de modulation de largeur d'impulsion généré par l'organe de commande MLI; et un dispositif de gestion de puissance pour générer un signal de commande de puissance en fonction du résultat de la détection de l'état interne de l'appareil d'alimentation, convertir le signal de modulation de largeur d'impulsion en données numériques, calculer la quantité de puissance sur la base des données numériques converties, et commander la puissance de sortie en fonction de la quantité de puissance calculée, du résultat de la détection de l'état interne, et d'un ensemble de valeurs de réglage d'événements par l'intermédiaire d'une interface extérieure.
PCT/KR2015/001478 2014-02-28 2015-02-13 Appareil d'alimentation possédant une fonction de gestion Ceased WO2015130044A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2014-0024320 2014-02-28
KR1020140024320A KR101443316B1 (ko) 2014-02-28 2014-02-28 매니지먼트 기능이 내장된 전원공급장치

Publications (1)

Publication Number Publication Date
WO2015130044A1 true WO2015130044A1 (fr) 2015-09-03

Family

ID=51760875

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/001478 Ceased WO2015130044A1 (fr) 2014-02-28 2015-02-13 Appareil d'alimentation possédant une fonction de gestion

Country Status (2)

Country Link
KR (1) KR101443316B1 (fr)
WO (1) WO2015130044A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107367700A (zh) * 2016-05-11 2017-11-21 美芯晟科技（北京）有限公司 一种led开关电源的检测电路及检测方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11320158B2 (en) 2017-05-11 2022-05-03 Coway Co., Ltd. Multifunctional circulation system enabling purification of outside air
KR102205716B1 (ko) 2018-05-08 2021-01-21 코웨이 주식회사 재순환 모듈을 포함하는 다기능 수납 시스템
KR102037252B1 (ko) 2018-08-10 2019-10-29 에이앤피 주식회사 매니지먼트 파워시스템
KR102082309B1 (ko) 2018-08-10 2020-02-27 에이앤피 주식회사 컴퓨터의 매니지먼트 파워시스템
KR102142082B1 (ko) 2018-09-04 2020-08-06 주식회사 에이텍 컴퓨터의 파워 관리시스템
KR20210103684A (ko) 2020-02-14 2021-08-24 (주)엔와이컴퓨터 모니터의 소비전력 절감방법
KR102453722B1 (ko) 2022-04-11 2022-10-12 (주)주연테크 모니터 소비전력 저감장치 및 방법

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000040378A (ko) * 1998-12-18 2000-07-05 김덕중 일정 전력 유지 제어 회로를 가진 스위칭 모드파워 서플라이
KR20040022021A (ko) * 2002-09-06 2004-03-11 삼성전자주식회사 소비 전력 표시 장치
US7015716B2 (en) * 2004-04-13 2006-03-21 Feature Integration Technology Inc. Method for detecting a power load of a power supply module according to duty cycle detection, and related device
JP2007124874A (ja) * 2005-10-31 2007-05-17 Toshiba Corp 電源制御方法および電源装置
KR20080034057A (ko) * 2006-10-13 2008-04-18 페어차일드코리아반도체 주식회사 스위칭 모드 파워 서플라이 및 그 구동 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000040378A (ko) * 1998-12-18 2000-07-05 김덕중 일정 전력 유지 제어 회로를 가진 스위칭 모드파워 서플라이
KR20040022021A (ko) * 2002-09-06 2004-03-11 삼성전자주식회사 소비 전력 표시 장치
US7015716B2 (en) * 2004-04-13 2006-03-21 Feature Integration Technology Inc. Method for detecting a power load of a power supply module according to duty cycle detection, and related device
JP2007124874A (ja) * 2005-10-31 2007-05-17 Toshiba Corp 電源制御方法および電源装置
KR20080034057A (ko) * 2006-10-13 2008-04-18 페어차일드코리아반도체 주식회사 스위칭 모드 파워 서플라이 및 그 구동 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107367700A (zh) * 2016-05-11 2017-11-21 美芯晟科技（北京）有限公司 一种led开关电源的检测电路及检测方法

Also Published As

Publication number Publication date
KR101443316B1 (ko) 2014-09-29

Similar Documents

Publication Publication Date Title
WO2015130044A1 (fr) Appareil d'alimentation possédant une fonction de gestion
CN105162228B (zh) 智能充电器及其充电控制电路
US8415826B2 (en) Power outlet apparatus with multiple sockets detection, and detection method thereof
KR20090092820A (ko) 전원공급 제어장치
KR20130061144A (ko) 전기 이벤트 검출 장치 및 전력 사용 검출 및 분류 방법
RU2716747C2 (ru) Принудительный разряд сглаживающего конденсатора в питаемом устройстве
CN103827680A (zh) 用于电流和电压监测的系统和方法
WO2019117337A1 (fr) Dispositif et procédé de classement d'appareils à l'aide d'une analyse de données d'alimentation électrique
WO2009145553A2 (fr) Dispositif combiné de wattmètre et de prise mâle-femelle
CN101420114A (zh) 多功能三相电源保护器
CN212083536U (zh) 过流检测电路、过流保护装置、线路板及空调器
CN109980610B (zh) 一种硬件过流保护电路
KR100920992B1 (ko) 원격 제어 멀티탭/콘센트 장치
CN210518368U (zh) PoE供电系统
CN102315562A (zh) 具有多插座用电检测的电源插座装置及其用电检测方法
CN106485933A (zh) 信号灯检测方法、装置和设备
CN215005794U (zh) 电源故障监测电路
EP4060354A1 (fr) Appareil de détection de filtre de bande, équipement de source d'alimentation et système
CN105391320A (zh) 多相电源电路
CN215678555U (zh) 一种频率监测装置
WO2017116082A1 (fr) Circuit de pilotage de panneau tactile mettant en œuvre une pluralité de modes par l'intermédiaire d'un circuit de détection, et procédé de détection tactile utilisant ledit circuit
CN115931024B (en) Sensor device and electrical device
TWI882373B (zh) 埠控制器
WO2021015362A1 (fr) Panneau de distribution intelligent et procédé de commande d'énergie l'utilisant
CN207704221U (zh) 一种集物联网和网络通信为一体的智慧电源控制台

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15755406

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15755406

Country of ref document: EP

Kind code of ref document: A1