JPH0443400U - - Google Patents
Info
- Publication number
- JPH0443400U JPH0443400U JP8655990U JP8655990U JPH0443400U JP H0443400 U JPH0443400 U JP H0443400U JP 8655990 U JP8655990 U JP 8655990U JP 8655990 U JP8655990 U JP 8655990U JP H0443400 U JPH0443400 U JP H0443400U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- deviation
- generator
- positive
- power generation
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010248 power generation Methods 0.000 claims 2
- 230000001133 acceleration Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Eletrric Generators (AREA)
Description
第１図は本考案の一実施例を示す要部回路図、
第２図は実施例の動作説明図、第３図は周波数制
御装置の構成図である。
１……発電機、２……エンジン、６……偏差比
例演算回路、７……パルス幅調節回路、８……極
性判別回路、１０……ガバナ、１１……正側偏差
超過検出回路、１２……負側偏差超過検出回路、
１３……タイマ、１４……アツプダウンカウンタ
、１５……パルス発生器。
FIG. 1 is a main circuit diagram showing an embodiment of the present invention.
FIG. 2 is an explanatory diagram of the operation of the embodiment, and FIG. 3 is a configuration diagram of the frequency control device. DESCRIPTION OF SYMBOLS 1... Generator, 2... Engine, 6... Deviation proportional calculation circuit, 7... Pulse width adjustment circuit, 8... Polarity discrimination circuit, 10... Governor, 11... Positive side deviation excess detection circuit, 12 ...Negative side deviation excess detection circuit,
13...Timer, 14...Up-down counter, 15...Pulse generator.
Claims (1)
てかつ不感帯を有して該発電機のガバナに加減速
指令を与える周波数制御手段を備えた熱電併給シ
ステムにおいて、前記出力周波数と目標値との偏
差が設定値±△ｆを越えかつ所定時間Ｔ２以上継
続した回数を検出する正負の偏差超過検出回路と
、この一対の検出回路の検出回数を所定期間Ｔ３
毎に積算し、この積算値と正負符号に応じて前記
ガバナに周波数上げ下げの指令を与える周波数補
正回路とを備えたことを特徴とする熱電併給シス
テムの周波数制御装置。 In a combined heat and power generation system equipped with a frequency control means for giving an acceleration/deceleration command to a governor of the generator in proportion to the deviation between the output frequency of the generator and the target value and having a dead zone, the output frequency and the target value are A positive/negative deviation excess detection circuit detects the number of times that the deviation exceeds the set value ±△f and continues for a predetermined period of time T 2 or more, and the number of detections by this pair of detection circuits is detected for a predetermined period T 3
1. A frequency control device for a combined heat and power generation system, comprising: a frequency correction circuit that integrates the integrated value and gives a command to increase or lower the frequency to the governor according to the integrated value and the positive/negative sign.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990086559U JP2529182Y2 (en) | 1990-08-17 | 1990-08-17 | Frequency control device for cogeneration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990086559U JP2529182Y2 (en) | 1990-08-17 | 1990-08-17 | Frequency control device for cogeneration system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0443400U true JPH0443400U (en) | 1992-04-13 |
| JP2529182Y2 JP2529182Y2 (en) | 1997-03-19 |
Family
ID=31636132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990086559U Expired - Lifetime JP2529182Y2 (en) | 1990-08-17 | 1990-08-17 | Frequency control device for cogeneration system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2529182Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005137109A (en) * | 2003-10-30 | 2005-05-26 | Osaka Gas Co Ltd | Power supply system |
| JP2006311745A (en) * | 2005-04-28 | 2006-11-09 | Osaka Gas Co Ltd | Power supply output fluctuation control unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844707A (en) * | 1971-10-08 | 1973-06-27 | ||
| JPS60147728U (en) * | 1984-03-09 | 1985-10-01 | 株式会社明電舎 | Engine generator governor switching device |
-
1990
- 1990-08-17 JP JP1990086559U patent/JP2529182Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844707A (en) * | 1971-10-08 | 1973-06-27 | ||
| JPS60147728U (en) * | 1984-03-09 | 1985-10-01 | 株式会社明電舎 | Engine generator governor switching device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005137109A (en) * | 2003-10-30 | 2005-05-26 | Osaka Gas Co Ltd | Power supply system |
| JP2006311745A (en) * | 2005-04-28 | 2006-11-09 | Osaka Gas Co Ltd | Power supply output fluctuation control unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2529182Y2 (en) | 1997-03-19 |