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WO2013020256A1 - Moteur à vapeur du type à pulvérisation d'eau - Google Patents

Moteur à vapeur du type à pulvérisation d'eau Download PDF

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Publication number
WO2013020256A1
WO2013020256A1 PCT/CN2011/002017 CN2011002017W WO2013020256A1 WO 2013020256 A1 WO2013020256 A1 WO 2013020256A1 CN 2011002017 W CN2011002017 W CN 2011002017W WO 2013020256 A1 WO2013020256 A1 WO 2013020256A1
Authority
WO
WIPO (PCT)
Prior art keywords
steam
water
heat exchanger
chamber
temperature heat
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/CN2011/002017
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English (en)
Chinese (zh)
Inventor
唐忠盛
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
Priority claimed from CN201110225739.9A external-priority patent/CN102392701B/zh
Priority claimed from CN2011202857529U external-priority patent/CN202202903U/zh
Application filed by Individual filed Critical Individual
Publication of WO2013020256A1 publication Critical patent/WO2013020256A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
    • F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B27/00—Instantaneous or flash steam boilers
    • F22B27/16—Instantaneous or flash steam boilers involving spray nozzles for sprinkling or injecting water particles on to or into hot heat-exchange elements, e.g. into tubes

Definitions

  • This invention relates to the field of power, and more particularly to a water jet steam engine that uses fuel to convert thermal energy into mechanical energy.
  • Piston internal combustion engines are currently the most common.
  • the piston type internal combustion engine mixes fuel and air and burns in its cylinder, and the released heat can generate high temperature and high pressure gas in the cylinder.
  • the gas expansion pushes the piston to work, and then the mechanical work is output through the crank-link mechanism to drive the driven mechanical work.
  • Commonly used are diesel and gasoline engines.
  • piston internal combustion engines also have many shortcomings. In the process of converting thermal energy into mechanical energy, only a small part of thermal energy expansion is used for work, and most of the heat energy is released through the exhaust gas and the radiator, and the energy loss is large. In addition, its structure is complex, fuel requirements are high, and exhaust emissions are high.
  • the steam flow in the turbine is continuous, high speed, and can generate a large amount of power.
  • the mechanism is large and complex and is currently used only on large power plants and large ships.
  • the water spray type steam engine of the present invention mainly comprises a burner 1, a high temperature heat exchanger 3, a steam chamber 4, a steam turbine 7, a steam condenser, a water spray system and a control system, and the water spray system is composed of a water tank 10 and a water pump. 12.
  • the water inlet valve 15 and the water spray head 16 disposed in the steam chamber 4 are sequentially connected by a water pipe, and the high temperature heat exchanger 2 is connected to the burner 1 through a pipe and placed in the steam chamber 3 in the water spray head 16
  • the inlet end of the steam turbine 7 is provided with an amplifier 6, the front end of the amplifier 6 is provided with an inlet valve 5 communicating with the steam chamber 4, and the exhaust end of the steam turbine 7 is provided with a power output shaft 8 and an exhaust steam
  • the tube 9, the exhaust pipe 9 is connected to the steam condenser, and the condensate drain of the steam condenser is connected to the water tank 8.
  • the steam condenser may be replaced by a steam type refrigerator 11 provided with a circulating cold water pipe 21 connected to the air conditioner 22.
  • the water pump 12 is connected to the water inlet 15 and has a low temperature heat exchanger.
  • the low temperature heat exchanger 14 and the high temperature heat exchanger 3 are connected via an exhaust pipe.
  • At least one safety port 13 communicating with the exhaust pipe 9 is mounted on the steam chamber 4.
  • a pressure regulating cylinder 17 communicating with the steam chamber 4 is provided outside the upper portion of the steam chamber 4.
  • the pressure adjusting cylinder 17 is provided with a piston 24 and a spring 25 for pressing the piston 24.
  • the control system includes a microcomputer processor 23, a rotational speed sensor 20 mounted on the steam turbine 7, a pressure sensor 18 installed in the steam chamber 4, a temperature sensor 19 mounted on the high temperature heat exchanger 3, and a burner
  • the burner controller 2 the water supply valve 15 and the inlet valve 5 on the 1st, the signal input terminal of the microcomputer processor 28 is connected in parallel to the rotational speed sensor 20, the temperature sensor 19 and the pressure
  • the sensor 18 has a signal output terminal connected to the burner controller 2, the water supply valve 15, and the inlet valve 5 in parallel.
  • the water-jet steam engine of the invention does not need a bulky boiler device, and all of the heat of combustion enters the high-temperature heat exchanger, and the water spray system precisely controls the amount of water that needs to be vaporized, and has the advantages of small volume, fast starting speed, strong controllability, and piston Compared with the internal combustion engine, it has the advantages of simple structure, high thermal efficiency, low energy loss, and less exhaust pollutants.
  • FIG. 1 is a schematic view showing the main structure of a water jet type steam engine of the present invention.
  • FIG. 2 is a schematic diagram of the control system of the water jet steam engine of the present invention.
  • the water-jet steam engine of the present invention mainly comprises a burner 1, a high-temperature heat exchanger 3, a steam chamber 4, a steam turbine 7, a steam-type refrigerator 11 or a steam condenser, a water spray system and a control system.
  • the burner 1 is connected to the high temperature heat exchanger 3 through a pipeline, and the high temperature gas generated by the combustion of the burner 1 is directly Enter the high temperature heat exchanger 3.
  • the high temperature heat exchanger 3 is in a tight, sealed steam chamber 4, installed above the steam chamber 4, and the steam chamber 4 is provided with a water jet head 16 placed above the high temperature heat exchanger 3, when the water is sprayed to a high temperature On the heat exchanger 3, the water is immediately vaporized by the high temperature to generate steam, and as the steam is continuously generated, the entire steam chamber 4 is in a high pressure state.
  • the steam turbine 7 is a prior art and is a mechanical energy output device of the present invention.
  • the inlet end of the steam turbine 7 is provided with an amplifier 6, the front end of the amplifier 6 is provided with an inlet valve 5 communicating with the steam chamber 4, and the exhaust end of the steam turbine 7 is provided with a power output shaft 8 and a exhaust pipe 9, Rotating mechanical energy is externally supplied through the power output shaft 8.
  • the inlet valve 5 is a proportional opening and closing valve, and the opening size can be controlled as needed.
  • the steam exhaust pipe 9 of the steam turbine 7 is connected to the steam type refrigerator 11, the condensate drain pipe of the steam type refrigerator 11 is connected to the water tank 10, and the steam type refrigerator 11 is provided with a circulating cold water pipe 21 for connecting to the air conditioner 22 for supply. cold.
  • the water spray system is constructed by sequentially connecting the water tank 10, the water pump 12, the water inlet valve 15 and the water spray head 16 placed in the steam chamber 4 through a water pipe.
  • a low-temperature heat exchanger 14 may be connected to the water pipe connecting the water pump 12 and the water inlet 15 , and the low-temperature heat exchanger 14 and the high-temperature heat exchanger 3 are connected via the exhaust pipe. After the combustion gas releases the heat energy through the high temperature heat exchanger 3, it enters the low temperature heat exchanger 14 again, further recovers the heat energy, preheats the water ready to enter the steam chamber 4, and makes it easier to vaporize into steam, and the combustion gas passes through the low temperature heat exchanger. 14 discharged after heat exchange. Since the amount of heat emitted from the outside is extremely small, the heat loss is greatly reduced.
  • one or more safety valves 13 communicating with the exhaust pipe 9 may be installed on the steam chamber 4, and when the pressure in the steam chamber 4 exceeds a set value, the exhaust portion of the steam is opened, thereby To ensure safety, the steam discharged through the safety valve 13 also enters the exhaust pipe 9.
  • a pressure regulating cylinder 17 communicating with the steam chamber 4 may be provided outside the upper portion of the steam chamber 4.
  • the pressure adjusting cylinder 17 is provided with a piston 24 and a spring 25 for pressing the piston 24.
  • the piston 24 moves outward against the thrust of the spring 25, causing part of the steam to enter the pressure.
  • the force adjustment cylinder 17 is conversely, when the pressure in the steam chamber is lowered, the spring 25 pushes the piston 24 to return the steam to the steam chamber 4, which regulates the pressure in the steam chamber 4.
  • the burner 1 used in the present invention can select various burners according to needs, and the fuel can be diesel, gasoline, natural gas or the like, and even a burner for burning solid fuel can be used in the invention, as long as the high temperature gas generated by the combustion is introduced into the high temperature.
  • the heat exchanger can work.
  • the high temperature heat exchanger 3 used in the present invention functions to transfer the heat energy generated by the burner to the spray water to vaporize the water.
  • a certain space can also be set in the high-temperature heat exchanger to allow the mixed gas injected into the burner to continue to burn and function as a combustion chamber.
  • a ceramic high temperature heat exchanger it has been able to reach a high temperature of more than one thousand degrees.
  • the present invention employs a steam type refrigerator 11 or a steam condenser to condense water.
  • the conventional steam engine also uses a steam condenser to condense water, which simply condenses the steam discharged from the steam turbine 7 into water and is introduced into the water tank.
  • the present invention can also use a steam type refrigerator 11 to replace the steam condenser to condense water.
  • the steam type refrigerator 11 is a newly-developed air conditioner, which uses lithium bromide water as a working medium, and the saturated steam input from the exhaust pipe 9 is The power, absorbs the heat energy in the steam and condenses the steam into water. At the same time, it can supply cold water to the outside, and can be used for the cab air conditioner 22 through the circulation of the cold water pipe 21, thereby realizing the function of one machine and two uses, and is more energy-saving.
  • the invention can also use a conventional steam condenser instead of a steam type refrigerator.
  • FIG. 2 is a schematic diagram of the control system of the present invention: it comprises a microcomputer processor 23, a rotational speed sensor 20 mounted on the steam turbine 7, a pressure sensor 18 mounted in the steam chamber 4, and a high temperature heat exchanger 3
  • the temperature sensor 19, the burner controller 2, the water supply valve 15, and the inlet valve 5 are provided on the burner 1.
  • the signal input end of the microcomputer processor 28 is connected in parallel with the rotational speed sensor 20, the temperature sensor 19 and the pressure sensor 18, and the signal output ends thereof are connected in parallel to the burner controller 2, the water supply valve 15, and the inlet valve 5.
  • the present invention generates heat by burning the fuel from the burner 1, vaporizes the water into steam through the high temperature heat exchanger 3, generates a high pressure in the steam chamber 4, opens the inlet valve 5, and enters the high pressure steam in the steam chamber 4.
  • Amplifier 6, the amplifier 6 converts the steam part of the thermal energy into the kinetic energy of the high-speed steam flow, and the steam enters the steam turbine 7 at a high speed, and in the steam turbine 7, the thermal energy of the steam is continuously converted into the kinetic energy of the high-speed flow of the steam, and then the high-speed airflow passes through the working blade.
  • the burner 1 ignites, and heat energy is blown into the high temperature heat exchanger 3, and the microcomputer sensor 23 collects the temperature of the high temperature heat exchanger 3 through the temperature sensor 19.
  • an instruction is issued to open the inlet valve 15, the water pump. 12 is simultaneously opened with the water inlet valve 15, and water is sprayed from the water jet head 16 onto the high temperature heat exchanger 3, which is vaporized by heat to generate water vapor, and a high pressure is formed in the steam chamber 4.
  • the pressure sensor 18 transmits the pressure condition in the steam chamber 4 to the microcomputer processor 23, and after reaching a certain pressure value, issues an instruction to open the inlet valve 5, and the rotational speed sensor 20 instantaneously transmits the rotational speed of the power output shaft 8 to the microcomputer processor 23 .
  • the microcomputer processor 23 can adjust the amount of steam entering the steam turbine 7 by controlling the opening of the inlet valve 5 according to the demand of the external load, thereby adjusting the rotational speed of the power output shaft 8.
  • the inlet valve 15 By controlling the inlet valve 15, the amount of water entering the steam chamber 4 can be precisely controlled, thereby precisely controlling the steam pressure in the steam chamber 4, maintaining a stable pressure in the steam chamber 4; by controlling the burner controller 2, Increasing or reducing the heating power of the burner 1 keeps the temperature on the high temperature heat exchanger 3 stable, so that the entire machine operates in an optimum state.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

L'invention concerne un moteur à vapeur du type à pulvérisation d'eau comportant principalement un brûleur (1), un échangeur de chaleur de haute température (3), une chambre de vapeur (4), une turbine à vapeur (7), une machine frigorifique à vapeur (11), un système à pulvérisation d'eau, et un système de commande. Un réservoir d'eau (10), une pompe à eau (12), une vanne d'entrée d'eau (15), et une buse de pulvérisation d'eau (16) se trouvant dans la chambre de vapeur (4) sont raccordés de manière séquentielle par le biais de tuyaux d'eau, pour former un système à pulvérisation d'eau. L'échangeur de chaleur de haute température (3) est raccordé au brûleur (1) par le biais d'un tuyau, et est disposé sous la buse de pulvérisation d'eau (16) dans la chambre de vapeur (4). Un amplificateur (6) est disposé au niveau d'une extrémité d'entrée de vapeur de la turbine à vapeur (7). Une vanne d'entrée de vapeur (5) en communication avec la chambre de vapeur (4) est disposée au niveau de l'extrémité avant de l'amplificateur (6). Un arbre de sortie (8) et un tuyau de décharge de vapeur (9) sont disposés au niveau d'une extrémité de décharge de vapeur de la turbine à vapeur (7). Le tuyau de décharge de vapeur (9) est raccordé à la machine frigorifique à vapeur (11), et un tuyau de décharge d'eau de condensat de la machine frigorifique à vapeur (11) est raccordé au réservoir d'eau (8). La majorité de l'énergie thermique générée lors de la combustion est utilisée pour appliquer une force, avec une moindre perte d'énergie. Par conséquent, le moteur à vapeur du type à pulvérisation d'eau a pour avantage d'avoir une structure simple, d'être économe en énergie et de présenter un bon rendement énergétique.
PCT/CN2011/002017 2011-08-08 2011-12-02 Moteur à vapeur du type à pulvérisation d'eau Ceased WO2013020256A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201120285752.9 2011-08-08
CN201110225739.9A CN102392701B (zh) 2011-08-08 2011-08-08 喷水式蒸汽发动机
CN2011202857529U CN202202903U (zh) 2011-08-08 2011-08-08 喷水式蒸汽发动机
CN201110225739.9 2011-08-08

Publications (1)

Publication Number Publication Date
WO2013020256A1 true WO2013020256A1 (fr) 2013-02-14

Family

ID=47667841

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/002017 Ceased WO2013020256A1 (fr) 2011-08-08 2011-12-02 Moteur à vapeur du type à pulvérisation d'eau

Country Status (1)

Country Link
WO (1) WO2013020256A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5000003A (en) * 1989-08-28 1991-03-19 Wicks Frank E Combined cycle engine
GB2444936A (en) * 2006-11-23 2008-06-25 Yao-Chang Lin Internal combustion and steam turbine engines
JP2008309046A (ja) * 2007-06-13 2008-12-25 Ebara Corp 排熱発電装置、排熱発電装置の作動媒体蒸気過熱度制御方法
CN201246193Y (zh) * 2008-08-22 2009-05-27 胡立 利用太阳能及空气热能提取技术蓄热发电的装置
US20100018207A1 (en) * 2007-03-02 2010-01-28 Victor Juchymenko Controlled Organic Rankine Cycle System for Recovery and Conversion of Thermal Energy
US20100287920A1 (en) * 2009-05-13 2010-11-18 Duparchy Alexandre Device for controlling the working fluid circulating in a closed circuit operating according to a rankine cycle and method of using same
CN201705400U (zh) * 2009-03-19 2011-01-12 浙江工商大学 利用余热制冷方式提高冷却效率的电厂冷却系统

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5000003A (en) * 1989-08-28 1991-03-19 Wicks Frank E Combined cycle engine
GB2444936A (en) * 2006-11-23 2008-06-25 Yao-Chang Lin Internal combustion and steam turbine engines
US20100018207A1 (en) * 2007-03-02 2010-01-28 Victor Juchymenko Controlled Organic Rankine Cycle System for Recovery and Conversion of Thermal Energy
JP2008309046A (ja) * 2007-06-13 2008-12-25 Ebara Corp 排熱発電装置、排熱発電装置の作動媒体蒸気過熱度制御方法
CN201246193Y (zh) * 2008-08-22 2009-05-27 胡立 利用太阳能及空气热能提取技术蓄热发电的装置
CN201705400U (zh) * 2009-03-19 2011-01-12 浙江工商大学 利用余热制冷方式提高冷却效率的电厂冷却系统
US20100287920A1 (en) * 2009-05-13 2010-11-18 Duparchy Alexandre Device for controlling the working fluid circulating in a closed circuit operating according to a rankine cycle and method of using same

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