CN1287115C - Movable air conditioner and control method for removing condensation water - Google Patents
Movable air conditioner and control method for removing condensation water Download PDFInfo
- Publication number
- CN1287115C CN1287115C CNB2004100155899A CN200410015589A CN1287115C CN 1287115 C CN1287115 C CN 1287115C CN B2004100155899 A CNB2004100155899 A CN B2004100155899A CN 200410015589 A CN200410015589 A CN 200410015589A CN 1287115 C CN1287115 C CN 1287115C
- Authority
- CN
- China
- Prior art keywords
- condenser
- water
- air conditioner
- fan
- evaporimeter
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 146
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000009833 condensation Methods 0.000 title claims description 19
- 230000005494 condensation Effects 0.000 title claims description 19
- 239000007921 spray Substances 0.000 claims description 29
- 238000005057 refrigeration Methods 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 238000001816 cooling Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract 3
- 230000001276 controlling effect Effects 0.000 abstract 2
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 230000008676 import Effects 0.000 description 5
- 238000005086 pumping Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
- F24F2013/225—Means for preventing condensation or evacuating condensate for evacuating condensate by evaporating the condensate in the cooling medium, e.g. in air flow from the condenser
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/30—Condensation of water from cooled air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/12—Details or features not otherwise provided for transportable
- F24F2221/125—Details or features not otherwise provided for transportable mounted on wheels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to a movable air conditioner and a control method for eliminating condensed water. The movable air conditioner mainly comprises a cooling system, a spraying system and a fan system, wherein the cooling system is formed by orderly communicating a compressor, an evaporator, a throttling part and a condenser. The spraying system comprises a water box, a water pump by which water in the water box is pumped to be conveyed to the condenser, and a water level control device used for controlling the action of the water pump. The fan system comprises a fan, a motor for regulating the rotation speed of the fan and a wind exhaust pipe communicated with the condenser. The movable air conditioner is provided with an electric control device for controlling the wind intake quantity of the condenser and the action of the water pump. The control method is used for regulating the wind quantity of the condenser, artificial extra work is not required, and the condensed water can be eliminated. The problem of the elimination of the condensed water is solved, and the heat exchange efficiency of the condenser is improved through a system for spraying and circulating the condensed water.
Description
Technical field
The present invention relates to a kind of air-conditioner, need not the moveable air conditioner that artificial drainage can be got rid of condensed water more specifically to a kind of.
The invention still further relates to described moveable air conditioner and get rid of the control method of condensed water.
Background technology
Moveable air conditioner is when refrigerating operaton, if the evaporator surface temperature is lower than indoor dew-point temperature, can produce condensed water on the evaporimeter.The condensed water of moveable air conditioner is in the market got rid of the main following two kinds of methods that adopt: a kind of is directly to adopt water tank to collect the condensed water that moveable air conditioner produces.Because the water tank finite volume, so need frequent artificial drainage ability operate as normal when water is full, the full time of typical water is 1～2 hour during the condensation operating mode, uses very inconvenience night.Another kind is that condensate processor is installed, condensed water that evaporimeter produces is flowed through by spray equipment enter water tank again behind the condenser, and can again the condensed water in the water tank be extracted into the spray equipment circulated sprinkling by water pump, partial condensation water is evaporated on condenser and is discharged to outdoor with exhaust duct.This scheme has prolonged the full time of water tank water, but the condensed water velocity of discharge is less than generation speed during the condensation operating mode, and the full problem of water tank water finally will occur needs artificial drainage to handle, and the full time of typical water is 2～4 hours.
Summary of the invention
The purpose of this invention is to provide a kind ofly, need not the moveable air conditioner that artificial drainage can be got rid of condensed water by the condenser air quantity is regulated.It changes the air-conditioning condenser air circulation with the adjusting condensation temperature according to pondage in the water tank, and then the control condensed water velocity of discharge, makes water tank the full situation of water can not occur, does not need artificial drainage.
The present invention also aims to provide described moveable air conditioner to get rid of the control method of condensed water.
Moveable air conditioner of the present invention mainly is made up of refrigeration system, spray system and fan system, wherein refrigeration system is communicated with successively by compressor, evaporimeter, throttle part and condenser and forms, spray system comprises water tank, the water in the water tank is pumped to the water pump of condenser and the water level controller of control water pump running, fan system comprises fan, the motor of regulating rotation speed of the fan and the exhaust duct that is communicated with condenser, and the present invention also is provided with the electric-control system of control condenser intake and water pump running.
When condensation flow that evaporimeter produced is to condenser, strengthened the heat exchange efficiency of condenser.Because the condensation temperature of compressor exhaust temperature and condenser is higher, partial condensation water is evaporated the back and is discharged to outdoorly by exhaust duct, and unevaporated condensed water flows into water tank downwards.
The control method that moveable air conditioner of the present invention is got rid of condensed water comprises
---when the water level of water tank reached the spray water level of setting, water level controller startup water pump was delivered to the water in the water tank in the condenser and is circulated.
---when cistern water level reaches the discharge level of setting, or after water level continued to be higher than spray water level reaches the time of setting, water level controller sent signal to electric-control system, and system enters the forced-ventilated mode operation.Be that electric-control system startup water pump sprays circulation, and the intake of condenser is turned down, the condensation temperature of refrigeration system is risen, thereby improved the condensation evaporation of water and the velocity of discharge.
Typically, under the forced-ventilated pattern condenser intake be when normally moving intake 40%～80%, condensation temperature is high 5～20 ℃ during than normal operation.
Usually, the too little condensed water that can not make of condensation temperature rising reaches enough velocities of discharge, and condensation temperature raises and causes the inefficacy of system's overload protection and working of plastics too greatly easily.When the velocity of discharge of condensed water during greater than the speed of generation, condensed water constantly is evaporated and is discharged to by exhaust duct outdoor, and cistern water level descends gradually.When cistern water level was lower than the spray water level of setting, system transferred normal operation to.Therefore, the full situation of water can not appear in water tank of the present invention, does not need artificial drainage.
When described condenser, evaporimeter use a fan and motor, when condenser air concentrator air inlet, air inlet place, evaporimeter air channel are provided with by the exhaust valve of electric control system controls, room air is divided into two-way after being inhaled into moveable air conditioner, one the tunnel enters indoor refrigeration after entering evaporimeter air channel and evaporimeter heat exchange, and another road is discharged outdoor by exhaust duct after entering condenser air concentrator and condenser heat exchange.According to above-mentioned condensed water method for removing, electric-control system reduces to import the condenser air quantity and increases the air quantity that imports evaporimeter by the aperture of control exhaust valve, thus the control condensed water velocity of discharge.When using a dual-axle motor, described moveable air conditioner drives two separate condenser fans and evaporator fan, the ducting system of its condenser and evaporimeter also is separate, electric-control system also is the air quantity that reduces to import condenser air quantity and increase importing evaporimeter by the aperture of control exhaust valve, thus the control condensed water velocity of discharge.
When described condenser, evaporimeter are respectively equipped with a separate fan electromotor, the condenser fan rotating speed of motor is by electric control system controls, according to above-mentioned said condensed water method for removing, electric-control system improves condensation temperature by reducing the condenser fan rotating speed of motor, thus the control condensed water velocity of discharge.Typically, the condenser fan rotating speed of motor is a motor speed 40～80% when normally moving under the forced-ventilated pattern.
Condenser is arranged on the evaporimeter below, and the condensed water that evaporimeter produced flows on the condenser from top to bottom, can strengthen the heat exchange efficiency of condenser.
Be provided with the spray box between condenser and evaporimeter, after the condensed water that evaporimeter produced flows into the spray box, current be evenly distributed, flow to condenser downwards by the spray box.When starting mode of pump sprayed, also elder generation delivered to the water pump in the water tank in the spray box current is evenly distributed, and flows to condenser downwards.
Good effect of the present invention:
1, by control to the condensed water velocity of discharge, make moveable air conditioner that the full problem of water no longer take place, thoroughly solved the problem that needs artificial drainage.
2, by the condensed water spray circulatory system, can strengthen the heat exchange efficiency of condenser, reduce the operate power of moveable air conditioner.
Description of drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2～3rd, the structural representation of condensed water removal system of the present invention;
Fig. 4 is the control principle block diagram of embodiment 1.
Fig. 5 is the structural representation of embodiment 2.
Fig. 6 is the control principle block diagram of embodiment 2.
The specific embodiment
Embodiment 1
As shown in Figure 1, the present invention is two airduct mobile air conditioners that can move by castor 113, the condenser 105 of moveable air conditioner and evaporimeter 111 respectively use one separate and by the motor of electric-control system 112 controls.Wherein compressor 104, condenser 105, throttle part 103, evaporimeter 111 are communicated with the cooling cycle system that has constituted moveable air conditioner successively, for system provides cold.Electric-control system 112 is electric systems, for moveable air conditioner safety, efficiently, economically the operation control effectively.Spray box 109, median septum 110, water tank 102, with the water in the water tank 102 pump to the pumping plant 101 of condenser, water level controller 114, the drainpipe 108 of control water pump running constituted the condensed water spray system.
This moveable air conditioner sucks condenser 105 by blast pipe 116 with outdoor air, discharges outdoor by exhaust duct 115 again.Shown in Fig. 2～3, the condensed water that evaporimeter 111 produces flows into spray box 109 by median septum 110 from top to bottom, and drench and carry out flush distillation on the condenser 105, the condensed water that is evaporated is along with the air-out of condenser 105 is outdoor from exhaust duct 115 discharges, and unevaporated condensed water flows down from condenser and enters water tank 102.
According to control scheme shown in Figure 4, electric-control system 112 starts pumping plants 101 and is pumped into spray box 109 in and drench condenser 105 cocycles ground evaporation after, also along with the air-out of condenser 105 from exhaust duct 115 discharge outdoor from drainpipe 108 condensed water in the water tank 102.After water level in the water tank 102 continued to be higher than the spray water level certain hour (as 10～20 minutes) of setting, system entered the forced-ventilated mode operation.Electric-control system 112 is reduced to the about 60% of normal when operation by the rotating speed with fan electromotor 107, makes the condensation temperature of condenser 105 rise about 10 ℃, thereby improves the condensation evaporation of water and the velocity of discharge.The water level of water tank 102 descends gradually, and when water level was lower than the spray water level of setting, system withdrawed from the forced-ventilated pattern and changes normal operation mode over to, and fan electromotor 107 reverts to rated speed, and the 106th, fan.
Embodiment 2:
As shown in Figure 5, compressor 202, condenser 208, throttle part 201, evaporimeter 214 have constituted the cooling cycle system of this packaged type air-conditioner, for system provides cold.Electric-control system 206 is electric systems, for moveable air conditioner safety, efficiently, economically the operation control effectively.
The condenser 208 of packaged type air-conditioner and evaporimeter 214 a shared motor and fans 207, after room air is inhaled into moveable air conditioner, after distributing, process exhaust valve 209 enters the evaporimeter air channel 212 and the condenser air concentrator 210 of keeping apart respectively by dividing plate 217, wherein one the tunnel deliver to indoor refrigeration by air outlet 215 after entering evaporimeter air channel 212 and evaporimeter 214 heat exchange, another road is discharged outdoor by exhaust duct 213 after entering condenser air concentrator 210 and condenser 208 heat exchange.
According to control scheme shown in Figure 6, electric-control system 206 starts pumping plant 203 condensed water in the water tank 216 is pumped in the spray box 211 from drainpipe 205, and after drenching the evaporation of condenser 208 cocycles ground, also along with the air-out of condenser 208 is discharged outdoor from exhaust duct 213.
When the water level of water tank 216 reached the discharge level of setting, water level controller 204 sent signal to electric-control system 206, entered the forced-ventilated mode operation.Electric-control system 206 reduces to import the condenser air quantity and increases the air quantity that imports evaporimeter by the aperture of control exhaust valve 209, when the condenser intake is reduced to normal operation the about 60%, thereby the condensation temperature of condenser 208 is risen 10 ℃, thereby improve the condensation evaporation of water and the velocity of discharge.After the water level of water tank 216 dropped to ordinary water level gradually, water level controller 204 sent signal to electric-control system 206, withdrawed from the forced-ventilated pattern and changed normal operation mode over to.The water level of water tank 216 descends gradually, and when water level was lower than the spray water level of setting, system withdrawed from the forced-ventilated pattern and changes normal operation mode over to, and exhaust valve 209 reverts to normal aperture.
Claims (5)
1, a kind of moveable air conditioner, comprise refrigeration system, spray system and fan system, refrigeration system is communicated with successively by compressor, evaporimeter, throttle part and condenser and forms, spray system comprises water tank, the water in the water tank is pumped to the water pump of condenser and the water level controller of control water pump running, fan system comprises fan, fan electromotor and the exhaust duct that is communicated with condenser, it is characterized in that also being provided with the electric-control system of control condenser intake and pump switch, be provided with the spray box between condenser and evaporimeter.
2, moveable air conditioner according to claim 1 is characterized in that the shared fan electromotor of described condenser and evaporimeter, and condenser air concentrator air inlet, air inlet place, evaporimeter air channel are provided with the exhaust valve by electric control system controls aperture size.
3, moveable air conditioner according to claim 1 is characterized in that described condenser, evaporimeter are respectively equipped with a separate fan electromotor, and the condenser fan rotating speed of motor is by electric control system controls.
4, the described moveable air conditioner of claim 1 is got rid of the control method of condensed water, it is characterized in that comprising
---when the water level of water tank reached the spray water level of setting, water level controller startup water pump was delivered to condenser with the water pump in the water tank and is circulated outward;
---when cistern water level reaches the discharge level of setting, or after water level continues to be higher than spray water level reaches setting-up time, water level controller sends signal to electric-control system, system enters the forced-ventilated mode operation, electric-control system starts water pump and sprays circulation, and the intake of condenser turned down, make condensate evaporation and discharge.
5, moveable air conditioner according to claim 4 is got rid of the control method of condensed water, it is characterized in that under described forced-ventilated pattern, the condenser intake be when normally moving intake 40%～80%, condensation temperature is high 5～20 ℃ during than normal operation.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100155899A CN1287115C (en) | 2004-03-08 | 2004-03-08 | Movable air conditioner and control method for removing condensation water |
| EP04802528A EP1731847A4 (en) | 2004-03-08 | 2004-12-24 | Control method for a movable air conditioner extracting condensed water |
| PCT/CN2004/001515 WO2005085722A1 (en) | 2004-03-08 | 2004-12-24 | Control method for a movable air conditioner extracting condensed water |
| US11/514,881 US20070000270A1 (en) | 2004-03-08 | 2006-09-05 | Control method and apparatus for discharging condensed water from movable air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100155899A CN1287115C (en) | 2004-03-08 | 2004-03-08 | Movable air conditioner and control method for removing condensation water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1560520A CN1560520A (en) | 2005-01-05 |
| CN1287115C true CN1287115C (en) | 2006-11-29 |
Family
ID=34440430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100155899A Expired - Fee Related CN1287115C (en) | 2004-03-08 | 2004-03-08 | Movable air conditioner and control method for removing condensation water |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20070000270A1 (en) |
| EP (1) | EP1731847A4 (en) |
| CN (1) | CN1287115C (en) |
| WO (1) | WO2005085722A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101316182B1 (en) * | 2006-11-06 | 2013-10-08 | 엘지전자 주식회사 | Air conditioner |
| ES2301411B1 (en) * | 2006-12-15 | 2009-03-16 | Fco. Javier Santana Leon | AUTOMATIC CONDENSED EVAPORATION SYSTEM. |
| US9360226B2 (en) * | 2009-12-28 | 2016-06-07 | Daikin Industries, Ltd. | Heat pump system |
| CN103542510A (en) * | 2012-07-17 | 2014-01-29 | 李耀强 | Air conditioner free of water dripping |
| CN103528143A (en) * | 2013-08-16 | 2014-01-22 | 洛阳希诺能源科技有限公司 | Method for improving refrigerating efficiency of air-conditioner |
| WO2015145465A2 (en) * | 2014-03-28 | 2015-10-01 | Symphony Limited | An air cooler |
| CN103925663B (en) * | 2014-04-10 | 2016-05-11 | 上海合既得动氢机器有限公司 | A kind of methanol-water reformation electricity generation air conditioner system and control method |
| CN103954030A (en) * | 2014-04-15 | 2014-07-30 | 广东美的制冷设备有限公司 | Water beating control method and water beating controller for air conditioners and air conditioner |
| CN111895518A (en) | 2014-06-05 | 2020-11-06 | 三星电子株式会社 | Integrated air conditioner |
| US20170102163A1 (en) * | 2014-06-20 | 2017-04-13 | Dew Point Research And Development Corp. | Air temperature control unit and process for controlling air temperature and producing purified water |
| CN105526643B (en) * | 2014-09-29 | 2019-04-30 | 海信（山东）空调有限公司 | A kind of outdoor unit and convertible frequency air-conditioner of convertible frequency air-conditioner |
| CN104566664B (en) * | 2014-12-18 | 2018-05-11 | 广东美的制冷设备有限公司 | Mobile air conditioner and mobile air conditioner refrigeration control method |
| CN105180405A (en) * | 2015-08-27 | 2015-12-23 | 珠海格力电器股份有限公司 | Air conditioner condensate water level control device and air conditioning system |
| CN105423442A (en) * | 2015-12-23 | 2016-03-23 | 东莞市金鸿盛电器有限公司 | Energy-saving water-cooling air conditioner |
| CN106225096A (en) * | 2016-07-27 | 2016-12-14 | 青岛海尔空调器有限总公司 | Movable air conditioner and mixed wind method |
| CN106839145B (en) * | 2017-01-10 | 2022-11-08 | 美的集团武汉制冷设备有限公司 | Mobile air conditioner and control method thereof |
| CN107490050B (en) * | 2017-07-26 | 2020-05-05 | 广东美的制冷设备有限公司 | Mobile air conditioner and control method and device thereof |
| CN107642897A (en) * | 2017-11-13 | 2018-01-30 | 深圳市英维克科技股份有限公司 | A kind of air conditioner condensation method for treating water and air conditioner |
| CN107726457A (en) * | 2017-11-13 | 2018-02-23 | 深圳市英维克科技股份有限公司 | A kind of dewatering-free air-conditioner |
| CN109084439A (en) * | 2018-09-21 | 2018-12-25 | 奥克斯空调股份有限公司 | A kind of mobile air conditioner automatic flushing device, method and air conditioner |
| CN109974251A (en) * | 2019-01-30 | 2019-07-05 | 青岛海尔空调器有限总公司 | A kind of air conditioner indoor unit and control method |
| CN110030628B (en) * | 2019-04-26 | 2023-07-07 | 珠海格力电器股份有限公司 | Window type air conditioner, and water diversion control method and system for window type air conditioner |
| CN111720970B (en) * | 2020-06-17 | 2022-04-08 | 海信（山东）空调有限公司 | Control method of air conditioner |
| CN112524703A (en) * | 2020-11-13 | 2021-03-19 | 中山东菱威力电器有限公司 | Small-size desk-top mobile air conditioner |
| CN113188244B (en) * | 2021-04-16 | 2022-05-10 | 珠海格力电器股份有限公司 | Air conditioning unit control method and device, air conditioning unit and storage medium |
| CN113531873A (en) * | 2021-06-30 | 2021-10-22 | 青岛海尔空调器有限总公司 | Drainage device for integrated air conditioner and control method thereof |
| CN113465110A (en) * | 2021-07-07 | 2021-10-01 | 珠海格力电器股份有限公司 | Control method and device of air conditioner and computer readable storage medium |
| CN113983557B (en) * | 2021-11-30 | 2023-01-31 | 海信（广东）空调有限公司 | Mobile air conditioner and control method |
| CN114623515B (en) * | 2022-03-16 | 2023-07-18 | 安徽奥克斯智能电气有限公司 | Mobile air conditioner, cooling control method and device |
| CN116086005A (en) * | 2023-03-24 | 2023-05-09 | 创维空调科技(安徽)有限公司 | Mobile air conditioner capable of radiating by utilizing condensed water |
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| US4742691A (en) * | 1986-06-02 | 1988-05-10 | White Consolidated Industries, Inc. | Dehumidifier |
| CN2212162Y (en) * | 1995-01-24 | 1995-11-08 | 丁刚 | No-drip energy-saving device for air-cooling air conditioner |
| US6167716B1 (en) * | 1999-07-29 | 2001-01-02 | Fredrick Family Trust | Condensate evaporator apparatus |
| JP2002181346A (en) * | 2000-12-12 | 2002-06-26 | Mitsubishi Heavy Ind Ltd | Air conditioner |
| CN1277084C (en) * | 2000-12-28 | 2006-09-27 | Lg电子株式会社 | Air conditioner |
| KR100413428B1 (en) * | 2000-12-29 | 2003-12-31 | 엘지전자 주식회사 | Movable Air-Conditioner |
| US6427458B1 (en) * | 2001-06-07 | 2002-08-06 | Claude Harry Fowler | Apparatus and method for clearing air conditioning drain lines |
| US20030041604A1 (en) * | 2001-09-05 | 2003-03-06 | Ching-Shiang Jang | Device for enhancing efficiency of air-conditioner |
| US20030201898A1 (en) * | 2002-04-25 | 2003-10-30 | Stuchlik Charles F. | Blockage detector with separate alarm and shut-off functions |
-
2004
- 2004-03-08 CN CNB2004100155899A patent/CN1287115C/en not_active Expired - Fee Related
- 2004-12-24 WO PCT/CN2004/001515 patent/WO2005085722A1/en active Application Filing
- 2004-12-24 EP EP04802528A patent/EP1731847A4/en not_active Withdrawn
-
2006
- 2006-09-05 US US11/514,881 patent/US20070000270A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1731847A4 (en) | 2009-12-02 |
| US20070000270A1 (en) | 2007-01-04 |
| CN1560520A (en) | 2005-01-05 |
| EP1731847A1 (en) | 2006-12-13 |
| WO2005085722A1 (en) | 2005-09-15 |
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