JPS58183837A - Apparatus for controlling frequency of generator for use in ship - Google Patents
Apparatus for controlling frequency of generator for use in shipInfo
- Publication number
- JPS58183837A JPS58183837A JP57067666A JP6766682A JPS58183837A JP S58183837 A JPS58183837 A JP S58183837A JP 57067666 A JP57067666 A JP 57067666A JP 6766682 A JP6766682 A JP 6766682A JP S58183837 A JPS58183837 A JP S58183837A
- Authority
- JP
- Japan
- Prior art keywords
- generator
- output
- frequency
- main engine
- lubricating oil
- 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.)
- Pending
Links
- 239000010687 lubricating oil Substances 0.000 claims abstract description 28
- 239000000498 cooling water Substances 0.000 claims abstract description 12
- 238000010248 power generation Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/42—Arrangements for controlling electric generators for the purpose of obtaining a desired output to obtain desired frequency without varying speed of the generator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、船舶に用いられる発電機の周波数を制御する
ための装置に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a device for controlling the frequency of a generator used in a ship.
一般に、船舶における発電機関は、自動ガバナ機構で一
定回転数を保つように制御されることにより、発電機周
波数を一定値に維持されている。その周波数としては、
６０Ｈｚあるいは５０Ｈ２の周波数が採用されており１
周波数変動範囲としては、±５％以内に保持することが
船級協会規則により義務付けられている。Generally, a power generation engine in a ship is controlled by an automatic governor mechanism to maintain a constant rotation speed, thereby maintaining the generator frequency at a constant value. The frequency is
The frequency of 60Hz or 50H2 is adopted.1
The classification society regulations require that the frequency fluctuation range be maintained within ±5%.
したがって、船内のポンプ、通風機、クレーンなどの補
機類用電動機あるいは照明器具９通信装置、各種制御機
器類は６０Ｈ２（±５％）まタハ５０ Ｈｚ （、、±
５％）の定格周波数の範囲内で使用されるように設計製
作されている。Therefore, the electric motors for auxiliary equipment such as pumps, ventilators, cranes, lighting equipment, communication devices, and various control equipment on board the ship have a frequency of 60H2 (±5%) or 50Hz (,,±
It is designed and manufactured to be used within the rated frequency range of 5%).
また、６０Ｈ２または５０Ｈ２の周波数一定値制御状態
において、船舶が運航されることを想定し、補機類の定
格出力値が決定され、船内の主機関あるいはプラント、
例えば缶の製造プラントが正常に稼動するように設計製
作されている。In addition, assuming that the ship will be operated in a constant frequency control state of 60H2 or 50H2, the rated output values of auxiliary machinery are determined, and the main engine or plant inside the ship is
For example, can manufacturing plants are designed and manufactured to operate normally.
しかも主機まわりの水ポンプおよび油ポンプ類は、主機
の最大出力に合わせて、その出力が決定されている。Moreover, the output of the water pumps and oil pumps around the main engine is determined according to the maximum output of the main engine.
そこで、従来の装置では、発電機の周波数が一定である
ので、主機関の回転数に応じた温度を一定に保持するの
に、冷却された潤滑油の流量を制御することによって行
なっている。Therefore, in conventional devices, since the frequency of the generator is constant, the temperature in accordance with the rotation speed of the main engine is maintained constant by controlling the flow rate of the cooled lubricating oil.
すなわち、潤滑油および冷却水を循環させる各ポンプを
駆動する電動機の出力を一定としたまま、潤滑油の流量
を制御弁を用いて制御するのである。That is, the flow rate of lubricating oil is controlled using a control valve while the output of the electric motor that drives each pump that circulates lubricating oil and cooling water is kept constant.
この従来の装置では、制御弁を用いて流量が制御される
ので、主機関の出力が小さい場合は。In this conventional device, the flow rate is controlled using a control valve, so when the output of the main engine is small.
ポンプを駆動する電動機が必要以上の潤滑油および冷却
水を吐出するようになり、エネルギー損失が大きいとい
う欠点がある。The disadvantage is that the electric motor that drives the pump discharges more lubricating oil and cooling water than necessary, resulting in large energy losses.
そこで、発電機の回転数を制御する発電機回転数制御器
を操作して、発電機の回転数を変化させることにより、
発電出力の周波数を変えることも行なわれているが、こ
の操作は、従来。Therefore, by operating the generator rotation speed controller that controls the rotation speed of the generator and changing the rotation speed of the generator,
Changing the frequency of the power generation output is also done, but this operation is conventional.
人手によって実施されていて、手間がかかるという問題
点がある。The problem is that it is performed manually and is time consuming.
本発明は、これらの問題点を解決しようとするもので、
船舶の発電機の周波数を主機関の所要出力に応じて自動
的に制御できるようにした、舶用発電機周波数制御装置
を提供することを目的とする。The present invention aims to solve these problems.
An object of the present invention is to provide a marine generator frequency control device that can automatically control the frequency of a marine generator depending on the required output of a main engine.
このため、本発明の舶用発電機周波数制御装置は、船舶
における主機関の潤滑油系または冷却水系の温度を検出
する温度センサと、この温度センサからの検出信号を受
けて上記温度を所要湯度に保持するための温度定値制御
器とをそなえるとともに、上記の潤滑油系または冷却水
系のポンプを駆動する電動機と、この電動機へ所要周波
数の発電出力を供給する発電機と、同発電機の回転駆動
機へ制御信号を送る発電機回転数制御器とをそなえ、上
記主機関の所要出力に応じて上記発電機の発電出力の周
波数を制御すべく、上記温度定値制御器からの制御信号
を上記発電機回転数制御器へフィードバックさせる閉ル
ープ制御回路が形成されたことを特徴としている。Therefore, the marine generator frequency control device of the present invention includes a temperature sensor that detects the temperature of the lubricating oil system or cooling water system of the main engine of the ship, and a temperature sensor that receives a detection signal from the temperature sensor and converts the temperature to the required hot water temperature. It is equipped with an electric motor that drives the lubricating oil system or cooling water system pump, a generator that supplies power generation output at the required frequency to this electric motor, and a constant temperature controller that maintains the temperature at a constant temperature. and a generator rotational speed controller that sends a control signal to the drive machine, and the control signal from the constant temperature controller is provided to control the frequency of the generated output of the generator according to the required output of the main engine. It is characterized by the formation of a closed loop control circuit that provides feedback to the generator rotation speed controller.
以下、図面により本発明の一実施例としての舶用発電機
周波数制御装置について説明すると、第１図はその全体
構成を示す回路図、第２図はその作用を説明するための
グラフである。Hereinafter, a marine generator frequency control device as an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a circuit diagram showing its overall configuration, and FIG. 2 is a graph for explaining its operation.
第１図に示すようＫ、船舶用主機関３が設けられていて
、この主機関３は、主機関操縦ノ・ンドル１からの操作
量を主機関制御リレー、＋ネル２を介してその主機関操
縦ノ・ンドル３ａで受けて、回転数が制御されるように
なっている。As shown in Fig. 1, a main engine 3 for a ship is provided, and this main engine 3 receives the operation amount from the main engine control knob 1 via a main engine control relay and a channel 2. The rotational speed is controlled by the engine control knob 3a.
主機関３は、潤滑油系または冷却水系によって温度を一
定温度に保持されるようになっており、冷却された潤滑
油を潤滑油冷却器４から受けるようになっている。The main engine 3 is maintained at a constant temperature by a lubricating oil system or a cooling water system, and receives cooled lubricating oil from a lubricating oil cooler 4.
この潤滑油冷却器４は、冷却水を冷却水ポンプ１３から
受けて、潤滑油ポンプ１２から供給される潤滑油を冷却
し、冷却された潤滑油は潤滑油コントローラ（ＴＩＣ）
５および潤滑油流量制御弁６を介して主機関３へ供給さ
れる。The lubricating oil cooler 4 receives cooling water from the cooling water pump 13 and cools the lubricating oil supplied from the lubricating oil pump 12, and the cooled lubricating oil is sent to the lubricating oil controller (TIC).
5 and the lubricating oil flow control valve 6 to the main engine 3.
潤滑油コントローラ５は図示しない温度センサを有して
いて、検出された温度検出信号は温度定値制御器２４を
構成する比較器２２ヘフイ一ドバツク回路（Ｆ、Ｂ）を
介して供給される。The lubricating oil controller 5 has a temperature sensor (not shown), and the detected temperature detection signal is supplied to a comparator 22 constituting the constant temperature value controller 24 via a feedback circuit (F, B).
この比較器２２は、温度検出信号を受けるとともに、主
機関制御リレーパネル２内の電気−空気変換器から主機
操縦ノ・ンドル１の操作量に比′例した信号を、主機−
発電機回転数変換器（ＲＰＭ／ＲＰＭ）２１を介して受
けるようになっている。This comparator 22 receives a temperature detection signal and also sends a signal proportional to the operation amount of the main engine control knob 1 from the electric-air converter in the main engine control relay panel 2 to the main engine.
It is received via a generator rotation speed converter (RPM/RPM) 21.
主機−発電機回転数変換器２１は、主機操縦ハンドルｌ
の設定出力が常用主機出力以下のとき、指令信号を出力
し、主機操縦・・ンドル１の設定出力が常用主機出力よ
り太きい出力のとき。The main engine-generator rotation speed converter 21 is connected to the main engine control handle l.
When the set output of the main engine is less than the regular main engine output, a command signal is output, and the main engine control... When the set output of the main engine is larger than the regular main engine output.
指令信号は出力されないように設定されている。The command signal is set not to be output.
比較器２２は、温度検出信号と指令信号との偏差をとる
ようになっていて、この偏差信号はＰＩＤコントローラ
２３へ供給される。The comparator 22 is configured to calculate the deviation between the temperature detection signal and the command signal, and this deviation signal is supplied to the PID controller 23.
ＰＩＤコントローラ２３は、指令信号の急激な変化量に
対して、安定な制御出力を供給することができ、その操
作量は温度定値制御器２４の出力として発電機回転数制
御器７へ電気信号に変換されて出力される。The PID controller 23 can supply a stable control output in response to sudden changes in the command signal, and the manipulated variable is converted into an electrical signal to the generator rotational speed controller 7 as the output of the constant temperature controller 24. converted and output.
発電機回転数制御器７は、この電気信号を受けて、発電
機ＩＯの回転数を制御する信号に変換するようになって
おり、この変換された制御信号は１発電機１００周波数
が６０〜５８Ｈ２（＝５％）または５０〜４８Ｈ２（−
５％）の範囲内の信号となって、発電機１０を回転駆動
する回転駆動機としての発電機関９のカバナ８へ供給さ
れる。The generator rotational speed controller 7 receives this electric signal and converts it into a signal for controlling the rotational speed of the generator IO. 58H2 (=5%) or 50~48H2 (-
5%) and is supplied to the cabana 8 of the power generation engine 9, which serves as a rotary drive machine that rotationally drives the generator 10.
発電機１０は、制御信号によって回転速度を制御され、
すなわち回転に比例した発電出力の周波数を制御されて
、配電盤１１へ調整された周波数を有する発電出力を供
給する。The rotation speed of the generator 10 is controlled by a control signal,
That is, the frequency of the power generation output proportional to the rotation is controlled, and the power generation output having the adjusted frequency is supplied to the switchboard 11.
配電盤１１からの電力は、潤滑油ポンプ１２および冷却
水ポンプ１３をそれぞれ駆動する図示しない電動機に供
給され、この電動機は電力の周波数成分にほぼ比例した
各流体吐出量を潤滑油冷却器４へ供給するのである。Electric power from the switchboard 11 is supplied to electric motors (not shown) that respectively drive the lubricating oil pump 12 and the cooling water pump 13, and these electric motors supply each fluid discharge amount to the lubricating oil cooler 4, which is approximately proportional to the frequency component of the electric power. That's what I do.
なお、第１図中、細い矢印で示すラインは電気信号ライ
ンを示し、太い矢印で示すラインは空気、水、潤滑油等
の流体配管を示す。In FIG. 1, lines indicated by thin arrows indicate electrical signal lines, and lines indicated by thick arrows indicate fluid piping for air, water, lubricating oil, etc.
上述の本発明の発電機周波数制御装置では、主機関３が
常用主機出力以下のとき、第２図に示すように、各熱消
費量が低下する。In the above-described generator frequency control device of the present invention, when the main engine 3 is below the regular main engine output, each heat consumption amount decreases as shown in FIG.
この各熱消費量の低下に対応した潤滑油温度等を制御す
べく、周波数を低下することができる。In order to control the lubricating oil temperature and the like in response to the reduction in each heat consumption amount, the frequency can be lowered.
以上詳述したように１本発明の舶用発電機周波数制御装
置によれば、主機関の所要出力に応じて発電機の発電出
力の周波数を自動的に制御することが可能となり、これ
により省エネルギーに寄与しうる利点がある。As detailed above, according to the marine generator frequency control device of the present invention, it is possible to automatically control the frequency of the generator output according to the required output of the main engine, thereby saving energy. There are benefits that can be contributed.
図は本発明の一実施例としての舶用発電機周波数制御装
置を示すもので、第１図はその全体構成を示す回路図、
第２図はその作用を説明するためのグラフである。
１・・主機操縦ハンドル、２・・主機制御リレーパネル
、３・・主機関、３ａ・・主機関操縦ハンドル、４・・
潤滑油冷却器、５・・潤滑油コントローラ、６・・潤滑
油流量制御弁、７・・発電機回転数制御器、８・・カバ
ナ、９・・回転駆動機としての発電機関、１０・・発電
機、１１・・配電盤、１２・・潤滑油ポンプ。
１３・・冷却水ポンプ、２１・・主機−発電機回転数変
換器、２２・・比較器、２３・・ＰＩＤコントローラ、
２４・・定値制御器、Ｆ、Ｂ・・フィードバック回路。
復代理人 弁理士 飯 沼 義 彦The figure shows a marine generator frequency control device as an embodiment of the present invention, and FIG. 1 is a circuit diagram showing its overall configuration;
FIG. 2 is a graph for explaining the effect. 1... Main engine control handle, 2... Main engine control relay panel, 3... Main engine, 3a... Main engine control handle, 4...
Lubricating oil cooler, 5... Lubricating oil controller, 6... Lubricating oil flow rate control valve, 7... Generator rotation speed controller, 8... Cabana, 9... Generating engine as rotation drive machine, 10... Generator, 11...Switchboard, 12...Lubricating oil pump. 13... Cooling water pump, 21... Main engine-generator rotation speed converter, 22... Comparator, 23... PID controller,
24...Fixed value controller, F, B...Feedback circuit. Sub-Agent Patent Attorney Yoshihiko Iinuma
Claims (1)
検出する温度センサと、この温度センサからの検出信号
を受けて上記温度を所要温度に保持するための温度定値
制御器とをそなえるとともに、上記の潤滑油系または冷
却水系のポンプを駆動する電動機と、この電動機へ所要
周波数の発電出力を供給する発電機と、同発電機の回転
駆動機へ制御信号を送る発電機回転数制御器とをそなえ
、上記主機関の所要出力に応じて上記発電機の発電出力
の周波数を制御すべく、上記温度定値制御器からの制御
信号を上記発電機回転数制御器へフィードバックさせる
閉ループ制御回路が形成されたことを特徴とする、舶用
発電機周波数制御装置。A temperature sensor for detecting the temperature of a lubricating oil system or a cooling water system of a main engine in a ship, and a constant temperature controller for receiving a detection signal from this temperature sensor and maintaining the temperature at a required temperature, and the above-mentioned An electric motor that drives a lubricating oil system or cooling water system pump, a generator that supplies power generation output at the required frequency to this electric motor, and a generator rotation speed controller that sends a control signal to the rotary drive machine of the generator. In order to control the frequency of the generated output of the generator according to the required output of the main engine, a closed loop control circuit is formed to feed back a control signal from the constant temperature controller to the generator rotation speed controller. A marine generator frequency control device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57067666A JPS58183837A (en) | 1982-04-22 | 1982-04-22 | Apparatus for controlling frequency of generator for use in ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57067666A JPS58183837A (en) | 1982-04-22 | 1982-04-22 | Apparatus for controlling frequency of generator for use in ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58183837A true JPS58183837A (en) | 1983-10-27 |
Family
ID=13351548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57067666A Pending JPS58183837A (en) | 1982-04-22 | 1982-04-22 | Apparatus for controlling frequency of generator for use in ship |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58183837A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5223735A (en) * | 1988-09-30 | 1993-06-29 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor integrated circuit device in which circuit functions can be remedied or changed and the method for producing the same |
-
1982
- 1982-04-22 JP JP57067666A patent/JPS58183837A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5223735A (en) * | 1988-09-30 | 1993-06-29 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor integrated circuit device in which circuit functions can be remedied or changed and the method for producing the same |
| US5279984A (en) * | 1988-09-30 | 1994-01-18 | Mitsubishi Denki Kabushiki Kaisha | Method for producing a semiconductor integrated circuit device in which circuit functions can be remedied or changed |
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