WO2007086257A1 - 電動圧縮機 - Google Patents
電動圧縮機 Download PDFInfo
- Publication number
- WO2007086257A1 WO2007086257A1 PCT/JP2007/050204 JP2007050204W WO2007086257A1 WO 2007086257 A1 WO2007086257 A1 WO 2007086257A1 JP 2007050204 W JP2007050204 W JP 2007050204W WO 2007086257 A1 WO2007086257 A1 WO 2007086257A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- compressor
- pressure
- motor
- inverter
- temperature
- Prior art date
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
- F04C29/0085—Prime movers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/025—Motor control arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
- B60H2001/3236—Cooling devices information from a variable is obtained
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/30—Casings or housings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/40—Electric motor
- F04C2240/403—Electric motor with inverter for speed control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/808—Electronic circuits (e.g. inverters) installed inside the machine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/03—Torque
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/19—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/44—Conditions at the outlet of a pump or machine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/08—Exceeding a certain temperature value in a refrigeration component or cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/19—Calculation of parameters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/19—Pressures
- F25B2700/193—Pressures of the compressor
- F25B2700/1933—Suction pressures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
- F25B2700/21154—Temperatures of a compressor or the drive means therefor of an inverter
Definitions
- the present invention relates to an inverter type or an inverter separate type electric compressor.
- the rotational speed of the motor of the electric compressor is generally controlled by an inverter, and an inverter type electric compressor in which this inverter is provided integrally with the compressor is disclosed in Patent Document 1 and the like.
- the electric compressor is installed in, for example, a refrigeration circuit of a vehicle air conditioner.
- a refrigerant hose and a compression unit that connect a discharge port of the compressor and a condenser of the air conditioner.
- a thermal protector that detects the discharge temperature of the compressor is generally installed.
- the arrangement of the thermal protector causes problems such as a reduction in the degree of freedom in the design of the compressor when securing a mounting space, and an increase in the number of parts of the compressor due to additional mounting of the thermal protector mounting parts.
- Patent Document 1 JP 2000-291557 A
- an object of the present invention is to provide an inverter body type or an inverter separate type electric compressor provided with a discharge temperature detecting means of a compressor instead of a thermal protector.
- the inverter-type electric compressor estimates the compressor suction pressure by the temperature force of the inverter power element, and determines the motor rotational speed, the motor phase current, and the phase voltage. Equipped with a controller that calculates motor torque from the compressor, estimates compressor discharge pressure from the compressor suction pressure and motor torque, and estimates compressor discharge temperature from the compressor suction pressure and compressor discharge pressure It is made up of.
- a thermistor is mounted on the power element of the inverter for overheat protection.
- the power element of the inverter is attached to the compressor housing near the suction port, as shown in FIG. 1 of Patent Document 1 that should be cooled by the suction refrigerant. . Therefore, it is possible to estimate the compressor power intake pressure based on the saturated vapor curve of the refrigerant by estimating the temperature force compressor intake temperature detected by the thermistor mounted on the inverter power element. Since the inverter recognizes the motor speed, motor phase current, and phase voltage, the motor torque can be calculated from the motor speed, motor phase current, and phase voltage.
- the compressor discharge pressure can be estimated from the compressor suction pressure and the motor torque. If the correlation between the compressor suction pressure, the compressor discharge pressure, and the compressor discharge temperature is obtained in advance, the compressor discharge temperature can be estimated based on the compressor suction pressure and the compressor discharge pressure. Therefore, if the control device for performing the above-described series of operations is mounted on an inverter-type electric compressor, an inverter-type electric compressor having discharge temperature detection means instead of a thermal protector is realized.
- the present invention also provides an inverter-separated electric compressor. That is, the inverter-separated type electric compressor according to the present invention measures the compressor suction pressure, calculates the motor torque from the motor rotation speed, the motor phase current and the phase voltage, and calculates the compressor suction pressure and the motor torque.
- the compressor discharge pressure is estimated from the above, and the compressor suction pressure, the compressor discharge pressure, and the force are provided with a control device for estimating the compressor discharge temperature.
- the inverter-separated electric compressor measures the compressor suction temperature, estimates the compressor suction pressure from the compressor suction temperature, and determines the motor rotation speed and the motor phase current.
- a controller that calculates the motor torque from the compressor and phase voltage, estimates the compressor discharge pressure from the compressor suction pressure and motor torque, and estimates the compressor discharge temperature from the compressor suction pressure and compressor discharge pressure. It consists of what is characterized by having.
- the inverter-separated electric compressor measures the compressor housing temperature in the vicinity of the suction port, estimates the compressor suction pressure from the compressor housing temperature, and calculates the motor rotational speed and the motor phase. Calculate motor torque from current and phase voltage, estimate compressor discharge pressure from compressor suction pressure and motor torque, compressor suction pressure and compressor discharge It comprises a control device for estimating the compressor discharge temperature from the pressure.
- a pressure sensor is provided to directly measure the compressor suction pressure, or a temperature sensor is provided to provide a compressor suction temperature. Alternatively, measure the compressor housing temperature near the suction port, and estimate the compressor suction pressure from this temperature.
- the inverter recognizes the motor speed, motor phase current, and phase voltage, and calculates motor torque from the motor speed, motor phase current, and phase voltage. can do. If the correlation among the compressor suction pressure, the motor torque, and the compressor discharge pressure is obtained in advance, the compressor discharge pressure can be estimated from the compressor suction pressure and the motor torque.
- the compressor discharge temperature can be estimated based on the compressor suction pressure and the compressor discharge pressure. Therefore, if the control device that performs the above series of calculations is mounted on an inverter-separated type electric compressor, an inverter-separated type electric compressor provided with discharge temperature detection means instead of a thermal protector is realized.
- the control device stops the operation of the compressor when the compressor discharge temperature is equal to or higher than a predetermined value.
- the compressor discharge temperature is equal to or higher than the predetermined value, it is possible to prevent overheating of the refrigerant hose connecting the discharge port of the compressor and the condenser of the air conditioner and the compressor itself by stopping the operation of the compressor. .
- the inverter body type or the inverter separate type electric compressor according to the present invention is as follows.
- an inverter body type or an inverter separate type electric compressor provided with discharge temperature detecting means instead of a thermal protector.
- FIG. 1 is a longitudinal sectional view of an inverter type scroll type electric compressor according to an embodiment of the present invention.
- FIG.2 Example of correlation between compressor suction pressure Ps, motor torque Tq, and compressor discharge pressure Pd It is a graph which shows.
- FIG. 3 is a graph showing an example of the correlation between compressor suction pressure Ps, compressor discharge pressure Pd, and compressor discharge temperature Td.
- the inverter-type electric compressor A includes a three-phase motor 1 such as a three-phase synchronous motor having a rotor la, a stator lb, and an output shaft lc, a three-phase induction motor, and a three-phase motor.
- Mo A scroll-type compression mechanism 2 having a movable scroll 2a that is swiveled by an output shaft lc and a movable scroll 2a that forms a working space by engaging with the movable scroll 2a and a rotation prevention mechanism 2c of the movable scroll 2a.
- the three-phase motor 1 and the scroll type compression mechanism 2 are housed in a housing 3 in which a suction port 3a and a discharge port 3b are formed.
- a sealing terminal 4 is attached to the housing end wall 3c near the suction port 3a.
- Three wires 5 with one end fixed to the three bolts of the sealed terminal 4 (only one bolt and one wire are shown) Force Connected to the three-phase input terminals of the three-phase motor 1, respectively.
- the drive circuit 6 of the three-phase motor 1 is fixed to the outer surface of the housing end wall 3c.
- the drive circuit 6 includes an inverter 6a having a power element and a power element control circuit 6b.
- the peripheral wall of the housing 3 extends beyond the end wall 3c, and a lid member 7 is attached to the end of the peripheral wall to cover the drive circuit 6 and protect the drive circuit 6 from external force.
- the three-phase motor 1 is driven by the three-phase power of the large current supplied by the driving circuit 6 and compressed by the three-phase motor 1.
- the movable scroll 2a of the mechanism 2 is turned.
- the refrigerant gas taken into the housing 3 from the suction port 3a flows into the compressor structure 2 through the gap between the rotor la and the stator lb, is compressed in the working space of the compression mechanism 2, and is discharged to the discharge port. It is discharged from 3b.
- a thermistor (not shown) is mounted on the power element of the inverter 6a for overheat protection.
- the power element of the inverter 6a is attached to the housing end wall 3c near the suction port 3a that should be cooled by the suction refrigerant. Therefore, the thermistor mounted on the power element of the inverter 6a can estimate the compressor suction temperature Ts, and thus the compressor suction pressure Ps can be estimated based on the saturated vapor curve of the refrigerant.
- the inverter 6a recognizes the rotation speed, motor phase current, and phase voltage of the three-phase motor 1, the rotation speed, motor phase current, phase voltage, and force of the three-phase motor 1 torque of the three-phase motor 1 Tq can be calculated.
- FIG. 3 shows an example between the compressor suction pressure Ps, the compressor discharge pressure Pd, and the compressor discharge temperature Td. If the correlation Y as shown is obtained in advance, the compressor discharge temperature Td can be estimated based on the compressor suction pressure Ps and the compressor discharge pressure Pd.
- the drive circuit 6 provided in the inverter-type electric compressor A incorporates a storage device storing the correlation X and the correlation Y and an arithmetic device for performing the above-described series of calculations. . Therefore, the inverter type electric compressor A is provided with a discharge temperature detecting means instead of the thermal protector.
- the drive circuit 6 stops the power supply to the three-phase motor 1 and stops the operation of the inverter-type electric compressor A.
- the refrigerant hose connecting the discharge port 3b of the inverter-type electric compressor A and the condenser of the air conditioner and overheating of the inverter-type electric compressor A itself are prevented.
- the present invention can also be applied to an inverter type electric compressor. Since the drive circuit 6 including the inverter 6a having the power element and the power element control circuit 6b is separated from the compressor, the power element of the inverter 6a It is not possible to estimate the compressor suction temperature Ts using the thermistor installed in Therefore, a pressure sensor (not shown) is installed to directly measure the compressor suction pressure Ps, or a temperature sensor is separately installed to measure the compressor suction temperature or the compressor housing temperature near the suction port, The compressor suction pressure Ps can be estimated from the measured temperature. A series of subsequent calculations are performed in the same manner as the inverter-type electric compressor A, and a discharge temperature detection means instead of a thermal protector is realized.
- the present invention is not only an electric compressor provided with a three-phase motor, but also an inverter body type or an inverter-separated type electric compressor provided with a single-phase, two-phase, or multiple-phase motor exceeding three phases. It is also applicable to.
- the present invention does not require the conventional thermal protector and its mounting parts, the inverter body type or the inverter separate type electric compressor according to the present invention is required to be mounted in a limited space.
- the compressor is suitable as a compressor provided in a refrigeration circuit of a vehicle air conditioner.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Control Of Ac Motors In General (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/162,302 US8328525B2 (en) | 2006-01-25 | 2007-01-11 | Electric compressor and control device for estimating compressor discharge temperature |
EP20070706551 EP1978254A4 (en) | 2006-01-25 | 2007-01-11 | ELECTRIC COMPRESSOR |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-016982 | 2006-01-25 | ||
JP2006016982A JP4975328B2 (ja) | 2006-01-25 | 2006-01-25 | 電動圧縮機 |
Publications (1)
Publication Number | Publication Date |
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WO2007086257A1 true WO2007086257A1 (ja) | 2007-08-02 |
Family
ID=38309056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/050204 WO2007086257A1 (ja) | 2006-01-25 | 2007-01-11 | 電動圧縮機 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8328525B2 (ja) |
EP (1) | EP1978254A4 (ja) |
JP (1) | JP4975328B2 (ja) |
CN (1) | CN101375059A (ja) |
WO (1) | WO2007086257A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010091209A (ja) * | 2008-10-09 | 2010-04-22 | Panasonic Corp | 空調装置 |
US20120234030A1 (en) * | 2010-02-15 | 2012-09-20 | Mitsubishi Heavy Industries, Ltd. | Air conditioning apparatus |
CN104847638A (zh) * | 2015-03-17 | 2015-08-19 | 广东美的暖通设备有限公司 | 压缩机的启动方法及启动装置 |
EP2072754B1 (en) | 2007-12-18 | 2016-10-26 | Kabushiki Kaisha Toyota Jidoshokki | Motor-driven compressor with multi-part casing |
WO2019187526A1 (ja) * | 2018-03-28 | 2019-10-03 | 三菱重工サーマルシステムズ株式会社 | 制御装置、圧縮機、電動圧縮機、ベルト駆動型圧縮機、車両用空調装置及び制御方法 |
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JP5043521B2 (ja) * | 2007-06-06 | 2012-10-10 | サンデン株式会社 | 電動圧縮機の制御装置 |
US7895003B2 (en) | 2007-10-05 | 2011-02-22 | Emerson Climate Technologies, Inc. | Vibration protection in a variable speed compressor |
US8950206B2 (en) | 2007-10-05 | 2015-02-10 | Emerson Climate Technologies, Inc. | Compressor assembly having electronics cooling system and method |
US8539786B2 (en) | 2007-10-08 | 2013-09-24 | Emerson Climate Technologies, Inc. | System and method for monitoring overheat of a compressor |
US8459053B2 (en) | 2007-10-08 | 2013-06-11 | Emerson Climate Technologies, Inc. | Variable speed compressor protection system and method |
US9541907B2 (en) | 2007-10-08 | 2017-01-10 | Emerson Climate Technologies, Inc. | System and method for calibrating parameters for a refrigeration system with a variable speed compressor |
US8448459B2 (en) | 2007-10-08 | 2013-05-28 | Emerson Climate Technologies, Inc. | System and method for evaluating parameters for a refrigeration system with a variable speed compressor |
US8418483B2 (en) | 2007-10-08 | 2013-04-16 | Emerson Climate Technologies, Inc. | System and method for calculating parameters for a refrigeration system with a variable speed compressor |
US8590324B2 (en) * | 2009-05-15 | 2013-11-26 | Emerson Climate Technologies, Inc. | Compressor and oil-cooling system |
JP2011220185A (ja) * | 2010-04-08 | 2011-11-04 | Mitsubishi Heavy Ind Ltd | インバータ一体型電動圧縮機およびこれを備えた車両用空調装置 |
US9018879B2 (en) | 2010-10-01 | 2015-04-28 | Panasonic Intellectual Property Management Co., Ltd. | Electric compressor |
JP5591679B2 (ja) | 2010-12-17 | 2014-09-17 | 愛三工業株式会社 | 燃料供給装置 |
US20120177514A1 (en) * | 2011-01-12 | 2012-07-12 | Hahn Gregory W | Discharge pressure estimation for compressor |
US9759465B2 (en) * | 2011-12-27 | 2017-09-12 | Carrier Corporation | Air conditioner self-charging and charge monitoring system |
WO2013101701A1 (en) | 2011-12-28 | 2013-07-04 | Carrier Corporation | Discharge pressure calculation from torque in an hvac system |
JP6108590B2 (ja) * | 2012-01-17 | 2017-04-05 | アスモ株式会社 | 電動ポンプ |
KR101500090B1 (ko) * | 2013-06-25 | 2015-03-18 | 현대자동차주식회사 | 친환경 차량용 전동식 에어컨 컴프레서 제어 방법 |
JP6036604B2 (ja) * | 2013-08-22 | 2016-11-30 | 株式会社デンソー | 電動圧縮機 |
US10001309B2 (en) | 2014-03-17 | 2018-06-19 | Mitsubishi Electric Corporation | Air-conditioning apparatus |
JP2016027296A (ja) * | 2014-07-02 | 2016-02-18 | 旭硝子株式会社 | 熱サイクルシステム |
JP2015038355A (ja) * | 2014-10-01 | 2015-02-26 | 三菱重工業株式会社 | インバータ一体型電動圧縮機およびこれを備えた車両用空調装置 |
JP6406039B2 (ja) * | 2015-01-30 | 2018-10-17 | 株式会社デンソー | 空調装置 |
US10330099B2 (en) | 2015-04-01 | 2019-06-25 | Trane International Inc. | HVAC compressor prognostics |
DE102015214006A1 (de) * | 2015-07-24 | 2017-01-26 | Continental Reifen Deutschland Gmbh | Verfahren zur Druckmessung |
CN106401906B (zh) * | 2016-08-31 | 2018-08-21 | 周建军 | 一种管线式压缩机及其控制方法 |
DE102016216765A1 (de) * | 2016-09-05 | 2017-06-14 | Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg | Verfahren und Fluidpumpe zum Fördern eines Fluids in einem Fluidkreislauf eines Kraftfahrzeugs |
US11614084B2 (en) | 2017-03-31 | 2023-03-28 | Hitachi Industrial Equipment Systems Co., Ltd. | Gas compressor |
WO2020039707A1 (ja) * | 2018-08-22 | 2020-02-27 | 日立ジョンソンコントロールズ空調株式会社 | 冷凍サイクル装置および冷凍サイクル装置の冷媒温度管理方法 |
JP2022084964A (ja) * | 2019-04-03 | 2022-06-08 | ダイキン工業株式会社 | 冷媒サイクル装置 |
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- 2007-01-11 US US12/162,302 patent/US8328525B2/en not_active Expired - Fee Related
- 2007-01-11 EP EP20070706551 patent/EP1978254A4/en not_active Withdrawn
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Cited By (7)
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EP2072754B1 (en) | 2007-12-18 | 2016-10-26 | Kabushiki Kaisha Toyota Jidoshokki | Motor-driven compressor with multi-part casing |
JP2010091209A (ja) * | 2008-10-09 | 2010-04-22 | Panasonic Corp | 空調装置 |
US20120234030A1 (en) * | 2010-02-15 | 2012-09-20 | Mitsubishi Heavy Industries, Ltd. | Air conditioning apparatus |
US9791196B2 (en) * | 2010-02-15 | 2017-10-17 | Mitsubishi Heavy Industries, Ltd. | Air conditioning apparatus |
US10488093B2 (en) | 2010-02-15 | 2019-11-26 | Mitsubishi Heavy Industries, Ltd. | Air conditioning apparatus |
CN104847638A (zh) * | 2015-03-17 | 2015-08-19 | 广东美的暖通设备有限公司 | 压缩机的启动方法及启动装置 |
WO2019187526A1 (ja) * | 2018-03-28 | 2019-10-03 | 三菱重工サーマルシステムズ株式会社 | 制御装置、圧縮機、電動圧縮機、ベルト駆動型圧縮機、車両用空調装置及び制御方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2007198230A (ja) | 2007-08-09 |
CN101375059A (zh) | 2009-02-25 |
US20090041598A1 (en) | 2009-02-12 |
JP4975328B2 (ja) | 2012-07-11 |
EP1978254A4 (en) | 2012-12-05 |
US8328525B2 (en) | 2012-12-11 |
EP1978254A1 (en) | 2008-10-08 |
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