JP6923069B2 - 燃料供給制御装置 - Google Patents
燃料供給制御装置 Download PDFInfo
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- JP6923069B2 JP6923069B2 JP2020505109A JP2020505109A JP6923069B2 JP 6923069 B2 JP6923069 B2 JP 6923069B2 JP 2020505109 A JP2020505109 A JP 2020505109A JP 2020505109 A JP2020505109 A JP 2020505109A JP 6923069 B2 JP6923069 B2 JP 6923069B2
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- JP
- Japan
- Prior art keywords
- fuel
- fuel supply
- pump
- flow rate
- pressure
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
- F02C7/232—Fuel valves; Draining valves or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/26—Control of fuel supply
- F02C9/30—Control of fuel supply characterised by variable fuel pump output
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
- F02C7/236—Fuel delivery systems comprising two or more pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
- F02M2037/085—Electric circuits therefor
- F02M2037/087—Controlling fuel pressure valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
- F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
- F05D2270/3015—Pressure differential pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/50—Control logic embodiments
- F05D2270/52—Control logic embodiments by electrical means, e.g. relays or switches
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Description
ΔHP’={Pb−ΔPn−ΔP−(Pin+S)}・・・(3)
ΔHP”={Pb−ΔPn−ΔP−(Pin+S)}・・・(4)
1 燃料タンク
2 低圧ポンプ
3 高圧ポンプ
4 電気モータ
5 温度計
6 ポンプ差圧計
7 加圧バルブ
8 オリフィス
9 バルブ差圧計
10 燃料供給制御装置
10a 流量演算部
10b 流量選択スイッチ
10c 切替ロジック回路
10d 減算器
10e 制御演算部
10f 差圧/流量変換テーブル
10g 燃料密度演算部
10h リーク面積演算部
10i 容積効率演算部
10j 乗算器
10k 差圧/流量変換テーブル
10m 差圧/流量変換テーブル
10n 差圧/流量変換テーブル
11 最低圧加圧弁
Claims (4)
- オリフィスと加圧バルブとの並列流路を燃料供給量の複合加圧バルブとして用い、差圧計で検出された前記複合加圧バルブの前後差圧に基づいて燃料供給ポンプを制御する燃料供給制御装置であって、
前記燃料供給ポンプの回転数が所定のしきい値を下回る場合に、前記前後差圧及び前記前後差圧と燃料流量との相互関係から得られる第1燃料計測量に基づいて前記燃料供給ポンプを制御するように構成され、
前記回転数が前記所定のしきい値を超える場合に、前記燃料供給ポンプの内部リーク面積を加味したポンプ容積効率とポンプ理論吐出容積とから得られる第2燃料計測量に基づいて前記燃料供給ポンプを制御するように構成され、
前記第1燃料計測量及び前記第2燃料計測量を演算する流量演算部と、
前記燃料供給ポンプの前記回転数を前記所定のしきい値と比較することにより切替信号を生成する切替ロジック回路と、
前記切替信号に基づいて前記第1燃料計測量あるいは前記第2燃料計測量を択一的に選択する流量選択スイッチと、
前記流量選択スイッチの出力と制御目標値との偏差を演算する減算器と、
前記偏差に所定の制御演算処理を施すことにより前記燃料供給ポンプの操作量を生成する制御演算部と、
を備える燃料供給制御装置。 - 前記燃料供給ポンプの前記回転数が前記所定のしきい値を下回る状態において前記内部リーク面積を取得するように構成されている、請求項1に記載の燃料供給制御装置。
- 前記内部リーク面積は、前記第1燃料計測量、前記回転数、前記ポンプ理論吐出容積、前記燃料供給ポンプの流入口における燃料温度、前記燃料供給ポンプの前記前後差圧、及び前記燃料供給ポンプの流量係数から得られる、請求項1または2に記載の燃料供給制御装置。
- 前記ポンプ容積効率は、前記内部リーク面積、前記回転数、前記燃料供給ポンプの流入口における燃料温度、前記燃料供給ポンプの前記前後差圧、及び前記燃料供給ポンプの前記流量係数から得られる、請求項3に記載の燃料供給制御装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018042111 | 2018-03-08 | ||
JP2018042111 | 2018-03-08 | ||
PCT/JP2019/009076 WO2019172372A1 (ja) | 2018-03-08 | 2019-03-07 | 燃料供給制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019172372A1 JPWO2019172372A1 (ja) | 2020-10-22 |
JP6923069B2 true JP6923069B2 (ja) | 2021-08-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2020505109A Active JP6923069B2 (ja) | 2018-03-08 | 2019-03-07 | 燃料供給制御装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11365683B2 (ja) |
EP (1) | EP3763927B1 (ja) |
JP (1) | JP6923069B2 (ja) |
CA (1) | CA3093114C (ja) |
WO (1) | WO2019172372A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3845761A4 (en) * | 2018-08-31 | 2022-06-01 | IHI Corporation | LIQUID SUPPLY SYSTEM |
US11391221B2 (en) * | 2020-12-16 | 2022-07-19 | Hamilton Sundstrand Corporation | Mass flow metering method and system |
CN114718737B (zh) * | 2022-04-11 | 2023-09-05 | 中国航发控制系统研究所 | 一种电动燃油泵的流量开环控制方法 |
WO2024023881A1 (ja) * | 2022-07-25 | 2024-02-01 | 株式会社Ihi | 航空機用ガスタービンエンジンの燃料供給システム及び燃料供給方法 |
US20240077037A1 (en) * | 2022-09-06 | 2024-03-07 | Woodward, Inc. | Fuel system with reduced bypass flow |
Family Cites Families (17)
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US5020315A (en) * | 1989-08-08 | 1991-06-04 | United Technologies Corporation | Multiple function fuel valve and system |
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US6182438B1 (en) * | 1999-07-08 | 2001-02-06 | Moog Inc. | Method and apparatus for starting a gas turbine engine |
GB0007583D0 (en) * | 2000-03-30 | 2000-05-17 | Lucas Industries Ltd | Method and apparatus for determining the extent of wear of a fuel pump forming part of a fuelling system |
GB0206222D0 (en) * | 2002-03-15 | 2002-05-01 | Lucas Industries Ltd | Control system |
US6981359B2 (en) * | 2003-06-16 | 2006-01-03 | Woodward Governor Company | Centrifugal pump fuel system and method for gas turbine engine |
GB0522991D0 (en) | 2005-11-11 | 2005-12-21 | Goodrich Control Sys Ltd | Fuel system |
US7762080B2 (en) * | 2006-11-16 | 2010-07-27 | Honeywell International Inc. | Fuel metering pump calibration method |
JP5664176B2 (ja) | 2010-11-29 | 2015-02-04 | 株式会社Ihi | 燃料供給システム |
JP2013231406A (ja) * | 2012-05-01 | 2013-11-14 | Ihi Corp | ガスタービンエンジンの燃料供給装置 |
JP6131785B2 (ja) * | 2013-08-30 | 2017-05-24 | 株式会社Ihi | 航空機エンジンの燃料供給装置 |
GB201400153D0 (en) * | 2014-01-06 | 2014-02-19 | Rolls Royce Controls & Data Services Ltd | Enfine fuel control system |
US10260425B2 (en) * | 2016-05-05 | 2019-04-16 | United Technologies Corporation | Leak detection, isolation and accommodation assembly for gas turbine engines |
JP2018042111A (ja) | 2016-09-07 | 2018-03-15 | Necプラットフォームズ株式会社 | 端末、通信システム、方法及びプログラム |
JP6496366B2 (ja) * | 2017-08-10 | 2019-04-03 | 本田技研工業株式会社 | 油圧制御装置 |
WO2019097894A1 (ja) * | 2017-11-16 | 2019-05-23 | 株式会社Ihi | 燃料供給制御装置 |
-
2019
- 2019-03-07 WO PCT/JP2019/009076 patent/WO2019172372A1/ja active Application Filing
- 2019-03-07 JP JP2020505109A patent/JP6923069B2/ja active Active
- 2019-03-07 EP EP19764807.4A patent/EP3763927B1/en active Active
- 2019-03-07 CA CA3093114A patent/CA3093114C/en active Active
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2020
- 2020-09-02 US US17/010,490 patent/US11365683B2/en active Active
Also Published As
Publication number | Publication date |
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EP3763927B1 (en) | 2024-03-13 |
JPWO2019172372A1 (ja) | 2020-10-22 |
CA3093114C (en) | 2022-12-13 |
US20200400074A1 (en) | 2020-12-24 |
WO2019172372A1 (ja) | 2019-09-12 |
US11365683B2 (en) | 2022-06-21 |
CA3093114A1 (en) | 2019-09-12 |
EP3763927A4 (en) | 2021-11-17 |
EP3763927A1 (en) | 2021-01-13 |
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