CN101749812A - Multifunctional air-conditioning system - Google Patents

Multifunctional air-conditioning system Download PDF

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Publication number
CN101749812A
CN101749812A CN200810220246A CN200810220246A CN101749812A CN 101749812 A CN101749812 A CN 101749812A CN 200810220246 A CN200810220246 A CN 200810220246A CN 200810220246 A CN200810220246 A CN 200810220246A CN 101749812 A CN101749812 A CN 101749812A
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CN
China
Prior art keywords
pipe
water
conditioning system
floor
fan coil
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
Application number
CN200810220246A
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Chinese (zh)
Inventor
肖洪海
林海佳
罗苏瑜
徐明仿
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Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN200810220246A priority Critical patent/CN101749812A/en
Publication of CN101749812A publication Critical patent/CN101749812A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a multifunctional air-conditioning system which comprises a compressor, a throttling element and a heat-transferring working-medium circulation loop formed by connecting two heat exchangers. At least one of the two heat exchangers is a water side heat exchanger; a water inlet pipe and a water outlet pipe are arranged on the water side of the water side heat exchanger; at least one of the water inlet pipe and the water outlet pipe is provided with a water pump; the air-conditioning system also comprises an indoor fan coil and a floor heat exchange coil; an water inlet and an water outlet of the indoor fan coil are connected with the water outlet pipe and the water inlet pipe by the fan coil so as to form a fan coil air-conditioning water circulation loop; an water inlet and an water outlet of the floor heat exchange coil are connected with the water outlet pipe and the water inlet pipe by the floor heat exchange coil so as to form a floor air-conditioning water circulation loop; and a fan coil connecting pipe and a floor coil connecting pipe are both provided with a control valve. The system of the invention can realize the functions of fan coil cooling and heating or floor warming in single equipment and has high comfortableness and excellent energy saving effect.

Description

Multifuctional air conditioning system
Technical field
The present invention relates to a kind of multifuctional air conditioning system.
Background technology
Air-conditioning system is a large amount of applies to occasions such as family, school and hotel, existing structure generally is: compressor, restricting element and two heat exchangers connect and the heat-exchange working medium closed circuit of formation, one of them is a condenser in two heat exchangers, another is an evaporimeter, when heat-exchange working medium circulates, condensation in condenser and release heat, evaporation and absorb heat in evaporimeter are blown cold wind or hot blast to each room by blower fan, are used to realize the refrigeration in room or heat; Along with people to the room comfortableness require raising, the demand of floor heating product is also increasing, but there is not special-purpose floor heating unit at present, the traditional hot water mode of most of employing, heat as modes such as boiler, gas furnaces, perhaps adopt the special-purpose floor heating hot water unit of a cover, promptly on the basis of traditional air-conditioning unit, also need install a cover floor heating unit equipment additional, increase user's initial investment.
Summary of the invention
The object of the present invention is to provide a kind of multi-functional function air-conditioning system, air-conditioning system of the present invention can realize air conditioner refrigerating simultaneously on a set of equipment, heat or multiple function such as floor heating.
The present invention is achieved through the following technical solutions:
Multifuctional air conditioning system, comprise that compressor, restricting element and two heat exchangers connect and the heat-exchange working medium closed circuit of formation, at least one is a water-side heat in two heat exchangers, the water side of this water-side heat is provided with water inlet pipe, outlet pipe, is provided with water pump on one of them at least at water inlet pipe, outlet pipe; This air-conditioning system also includes indoor fan coil pipe and floor heat exchanging coil pipe, the water inlet of indoor fan coil pipe, delivery port connect water pipe by fan coil and are connected with outlet pipe, water inlet pipe respectively and form the fan coil air-conditioner water-flow circuit, the water inlet of floor heat exchanging coil pipe, delivery port connect water pipe by the floor heat exchanging coil pipe and are connected with outlet pipe, water inlet pipe respectively and form floor air conditioner water closed circuit, are equipped with by-pass valve control on fan coil connection water pipe and floor heat exchanging coil pipe connection water pipe.
Among the present invention, behind the compressor start, heat-exchange working medium circulates under the effect of compressor, in two heat exchangers, one is water-side heat, another can be air side heat exchanger, and (this heat exchanger is not limited to air side heat exchanger, but for the purpose of convenient the description, be called air side heat exchanger herein, below identical), the cold water of water-side heat water side or hot water can flow through individually or simultaneously indoor fan coil pipe or floor heat exchanging coil pipe are used to realize the fan coil refrigeration, heat and mode of operation such as floor heating diverse in function.
Described by-pass valve control is a motor-driven valve, and this motor-driven valve is connected with the master control borad of air-conditioning system.When air-conditioning system being controlled by the air-conditioning master control borad, system controls this electrically operated valve simultaneously, during as opening chamber's inner blower coil pipe, then open the motor-driven valve on the fan coil connection water pipe, if when opening the floor heat exchanging coil pipe, then open the motor-driven valve on the floor heat exchanging coil pipe connection water pipe, if while opening chamber's inner blower coil pipe and floor coil pipe, then two motor-driven valves are opened simultaneously.
Described by-pass valve control also comprises stop valve.After this stop valve closed, can keep in repair air-conditioning system easily, and when air-conditioning system was in running order, this stop valve was in open mode.
Described indoor fan coil pipe, floor heat exchanging coil pipe quantity all can increase, promptly one or more, each indoor fan coil pipe, floor heat exchanging coil pipe become one group, each the group be laid in respectively in each room.This air-conditioning system can be respectively to a plurality of rooms heat, refrigeration or floor heating.At this moment, be equipped with described motor-driven valve on described fan coil connection water pipe that is connected with indoor fan coil pipe described in each room, floor heat exchanging coil pipe and the floor heat exchanging coil pipe connection water pipe, this motor-driven valve also is connected with the master control borad of air-conditioning system.Can control the duty of floor coil pipe in each room and indoor fan coil pipe separately this moment.
On described top air conditioner water circulation line or floor air conditioner water circulation line, be provided with water supplement port or dewatering outlet.Can perhaps the water of water-side heat water side can be emitted to the water side moisturizing of water-side heat by water supplement port by the dewatering outlet.
This air-conditioning system also includes cross valve, first end of two described heat exchangers connects by tube connector, described restricting element is located on the tube connector of this end, and the high-pressure side of second end of described two heat exchangers, described compressor, low-pressure end are connected with four ports of cross valve.Can control the flow direction of heat-exchange working medium by cross valve, be used to realize that water-side heat heats or the conversion of refrigerating function.
Described restricting element is two, is provided with bypass pipe at each restricting element place, and the two ends of this bypass pipe are connected with the two ends of described restricting element, is equipped with by-passing valve on two bypass pipes.In the course of work, heat-exchange working medium is through behind first restricting element, and again through the by-passing valve on the second restricting element bypass pipe, second restricting element do not worked; After cross valve commutation, heat-exchange working medium can be flowed through behind second restricting element, the by-passing valve on first restricting element bypass pipe of flowing through again, and first restricting element is not worked.Further, described by-passing valve is a check valve, and the flow direction of these two check valves is opposite.Promptly after the flow direction of heat-exchange working medium changes, do not need artificial by-pass valve control is operated, and the restricting element of directly flowing through by check valve control heat-exchange working medium.
On the described tube connector between described two bypass pipes, be provided with fluid reservoir.This fluid reservoir is used for the heat-exchange working medium of storing liquid, to reduce the impact of liquid heat-exchange working medium to pipeline.
Particularly, the present invention mainly contains following several duty:
1, indoor fan coil pipe refrigeration, the cross valve outage, heat-exchange working medium the compression effect under, the compressor high-voltage end of flowing through successively, cross valve, air side heat exchanger, restricting element, water-side heat, cross valve, compressor low-pressure end, air side heat exchanger is dispersed into heat in the atmosphere; By by-pass valve control is controlled, the cold water in the water-side heat exports in the indoor fan coil pipe by outlet pipe, is used for the refrigeration in room, and at this moment, the floor heat exchanging coil pipe is not worked;
2, the indoor fan coil pipe heats, cross valve powers on, heat-exchange working medium is under the effect of compressor, flow through successively compressor high-voltage end, cross valve, water-side heat, restricting element, air side heat exchanger, cross valve, compressor low-pressure end, water-side heat heats, the hot water of its water side inputs to the indoor fan coil pipe and is used to heat, and at this moment, the floor heat exchanging coil pipe is not worked;
3, floor heating, cross valve powers on, and is the same, and water-side heat heats, and by by-pass valve control is controlled, the hot water of water-side heat water side inputs in the floor heat exchanging coil pipe and is used for floor heating, and at this moment, the indoor fan coil pipe is not worked;
4, fast heat pattern, cross valve powers on, and is the same, water-side heat heats, by control gate is controlled, the hot water of water-side heat water side inputs in floor heat exchanging coil pipe and the indoor fan coil pipe simultaneously, and indoor fan coil pipe, floor heat exchanging coil pipe all are used for the room and heat.Under this working method, also can heat the room earlier by the indoor fan coil pipe earlier, after the room reaches design temperature, change over to again under the floor heating pattern and move, be rapidly heated and purpose of energy saving with realization.
Description of drawings
Fig. 1 is a structure chart of the present invention;
Description of reference numerals:
1, compressor, 2, restricting element, 3, air side heat exchanger, 4, water-side heat, 5, water inlet pipe, 6, outlet pipe, 7, the indoor fan coil pipe, 8, the floor heat exchanging coil pipe, 9, water inlet, 10, delivery port, 11, motor-driven valve, 12, the room, 13, water supplement port, 14, the dewatering outlet, 15, cross valve, 16, bypass pipe, 17, bypass pipe, 18, fluid reservoir, 19, water pump, 20, stop valve, 21, fan coil connects water pipe, 22, the floor heat exchanging coil pipe connects water pipe.
The specific embodiment
As shown in Figure 1, multifuctional air conditioning system, comprise that compressor 1, restricting element 2 and two heat exchangers connect and the heat-exchange working medium closed circuit of formation, one is water-side heat 4 in two heat exchangers, water side at water-side heat 4 is provided with water inlet pipe 5, outlet pipe 6, is provided with water pump 19 on water inlet pipe 5; This air-conditioning system also includes indoor fan coil pipe 7 and floor heat exchanging coil pipe 8, the water inlet 9 of indoor fan coil pipe 7, delivery port 10 connect water pipe 21 by fan coil and are connected with outlet pipe 6, water inlet pipe 5 respectively and form the fan coil air-conditioner water-flow circuit, the water inlet 9 of floor heat exchanging coil pipe 8, delivery port 10 connects water pipe 22 by the floor heat exchanging coil pipe and is connected with outlet pipe 6, water inlet pipe 5 respectively and forms floor air conditioner water closed circuit, is equipped with by-pass valve control on fan coil connection water pipe 21 and floor heat exchanging coil pipe connection water pipe 22.
Wherein, by-pass valve control is a motor-driven valve 11, and motor-driven valve 11 is connected (not shown) with the master control borad of air-conditioning system, connects on water pipe 21 and the floor heat exchanging coil pipe connection water pipe 22 at fan coil also to be provided with stop valve 20; Indoor fan coil pipe 7, floor heat exchanging coil pipe 8 are at least one (shown in figure two groups), and each indoor fan coil pipe 7, floor heat exchanging coil pipe 8 become one group, and each group is laid in respectively in each room 12; At this moment, be equipped with motor-driven valve 11 on fan coil connection water pipe 21 that is connected with indoor fan coil pipe 7, floor heat exchanging coil pipe 8 in each room 12 and the floor heat exchanging coil pipe connection water pipe 22, this motor-driven valve 11 also is connected with the master control borad of air-conditioning system; On water inlet pipe 5, be provided with water supplement port 13, on outlet pipe 6, be provided with dewatering outlet 14; This air-conditioning system also includes cross valve 15, first end of two heat exchangers connects by tube connector, restricting element 2 is two, be located on the tube connector of this end, be provided with bypass pipe 16 at each restricting element 2 place, the two ends of this bypass pipe 16 are connected with the two ends of restricting element, and being equipped with by-passing valve 17 on two bypass pipes 16 (is check valve, the flow direction of two check valves is opposite), on the tube connector between two by-passing valves 17, be provided with fluid reservoir 18; Second end of two heat exchangers, the high-pressure side of compressor 1, low-pressure end are connected with four ports of cross valve 15.
The described air-conditioning system of present embodiment, can directly realize following function on a set of equipment:
1, indoor fan coil pipe 7 refrigeration, cross valve 15 outages, heat-exchange working medium is under the effect of compression 1, flow through successively compressor 1 high-pressure side, cross valve 15, air side heat exchanger 3, restricting element 2, water-side heat 4, cross valve 15, compressor 1 low-pressure end, air side heat exchanger 3 is dispersed into heat in the atmosphere; Open the motor-driven valve 11 on the fan coil connection water pipe 21, the cold water in the water-side heat 4 connects water pipe 21 by outlet pipe 6, fan coil and exports in the indoor fan coil pipe 7, is used for the refrigeration in room 12, and at this moment, floor heat exchanging coil pipe 8 is not worked;
2, indoor fan coil pipe 7 heats, cross valve 15 powers on, heat-exchange working medium is under the effect of compressor 1, compressor 1 high-pressure side of flowing through successively, cross valve 15, water-side heat 4, restricting element 2, air side heat exchanger 3, cross valve 15, compressor 1 low-pressure end, water-side heat 4 heats, the hot water of its water side inputs to indoor fan coil pipe 7 and is used to heat, open the motor-driven valve 11 on the fan coil connection water pipe 21, hot water in the water-side heat 4 is by outlet pipe 6, fan coil connects water pipe 21 and exports in the indoor fan coil pipe 7, be used for heating of room 12, at this moment, floor heat exchanging coil pipe 8 is not worked;
3, floor heating, cross valve 15 powers on, the same, water-side heat 4 heats, open the motor-driven valve 11 on the floor coil pipe connection water pipe 22, the hot water in the water-side heat 4 connects water pipe 22 by outlet pipe 6, floor heat exchanging coil pipe and exports in the floor heat exchanging coil pipe 8, is used for heating of room 12, at this moment, indoor fan coil pipe 7 is not worked;
4, fast heat pattern, cross valve 15 powers on, the same, water-side heat 4 heats, open fan coil simultaneously and connect water pipe 21, the floor heat exchanging coil pipe connects the motor-driven valve 11 on the water pipe 22, hot water in the water-side heat 4 connects water pipe 21 by fan coil respectively, the floor heat exchanging coil pipe connects water pipe 22 and exports indoor fan coil pipe 7 to, in the floor heat exchanging coil pipe 8, be used for heating of room 12, under this working method, also can heat room 12 earlier by indoor fan coil pipe 7 earlier, after room 12 reaches design temperature, change over to again under the floor heating pattern and move, be rapidly heated and purpose of energy saving with realization.
Under above-mentioned four kinds of duties, all can be according to the different needs in each room 12, duty to each room 12 is provided with respectively, select indoor fan coil pipe 7 to heat as first room 12, and fast heat pattern is selected in second room 12, promptly heats by indoor fan coil pipe 7, floor heat exchanging coil pipe 8 simultaneously.

Claims (10)

1. multifuctional air conditioning system, comprise that compressor, restricting element and two heat exchangers connect and the heat-exchange working medium closed circuit of formation, at least one is a water-side heat in two heat exchangers, the water side of this water-side heat is provided with water inlet pipe, outlet pipe, is provided with water pump on one of them at least at water inlet pipe, outlet pipe; It is characterized in that, this air-conditioning system also includes indoor fan coil pipe and floor heat exchanging coil pipe, the water inlet of indoor fan coil pipe, delivery port connect water pipe by fan coil and are connected with outlet pipe, water inlet pipe respectively and form the fan coil air-conditioner water-flow circuit, the water inlet of floor heat exchanging coil pipe, delivery port connect water pipe by the floor heat exchanging coil pipe and are connected with outlet pipe, water inlet pipe respectively and form floor air conditioner water closed circuit, are equipped with by-pass valve control on fan coil connection water pipe and floor heat exchanging coil pipe connection water pipe.
2. multifuctional air conditioning system according to claim 1 is characterized in that described by-pass valve control is a motor-driven valve, and this motor-driven valve is connected with the master control borad of air-conditioning system.
3. as multifuctional air conditioning system as described in the claim 2, it is characterized in that described by-pass valve control also comprises stop valve.
4. as multifuctional air conditioning system as described in the claim 2, it is characterized in that described indoor fan coil pipe, floor heat exchanging coil pipe quantity are at least one, each indoor fan coil pipe, floor heat exchanging coil pipe become one group, and each group is laid in respectively in each room.
5. as multifuctional air conditioning system as described in the claim 4, it is characterized in that, be equipped with described motor-driven valve on described fan coil connection water pipe that is connected with indoor fan coil pipe described in each room, floor heat exchanging coil pipe and the floor coil pipe connection water pipe, this motor-driven valve also is connected with the master control borad of air-conditioning system.
6. multifuctional air conditioning system according to claim 1 is characterized in that, is provided with water supplement port or dewatering outlet on described fan coil air-conditioner water-flow circuit or floor air conditioner water closed circuit.
7. as multifuctional air conditioning system as described in each in the claim 1 to 6, it is characterized in that, this air-conditioning system also includes cross valve, first end of two described heat exchangers connects by tube connector, described restricting element is located on the tube connector of this end, and the high-pressure side of second end of described two heat exchangers, described compressor, low-pressure end are connected with four ports of cross valve.
8. as multifuctional air conditioning system as described in the claim 7, it is characterized in that described restricting element is two, be provided with bypass pipe at each restricting element place, the two ends of this bypass pipe are connected with the two ends of described restricting element, are equipped with by-passing valve on two bypass pipes.
9. as multifuctional air conditioning system as described in the claim 8, it is characterized in that described by-passing valve is a check valve, the flow direction of these two check valves is opposite.
10. as multifuctional air conditioning system as described in the claim 8, it is characterized in that, on the described tube connector between described two bypass pipes, be provided with fluid reservoir.
CN200810220246A 2008-12-18 2008-12-18 Multifunctional air-conditioning system Pending CN101749812A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200810220246A CN101749812A (en) 2008-12-18 2008-12-18 Multifunctional air-conditioning system

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Application Number Priority Date Filing Date Title
CN200810220246A CN101749812A (en) 2008-12-18 2008-12-18 Multifunctional air-conditioning system

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CN101749812A true CN101749812A (en) 2010-06-23

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102147136A (en) * 2011-04-20 2011-08-10 上海交通大学 Phase change cold accumulating independent dehumidification floor cold supply system
CN102425834A (en) * 2011-11-28 2012-04-25 重庆大学 Water ring type parallel flow radiant panel central air-conditioning system
CN102519172A (en) * 2011-12-31 2012-06-27 广东欧科空调制冷有限公司 Water source and ground source quadruple combined supply air conditioning unit
CN102840716A (en) * 2011-06-24 2012-12-26 珠海格力电器股份有限公司 Heat pump system and control method thereof
CN103486764A (en) * 2013-09-24 2014-01-01 陈万仁 Direct evaporative condensation ground source heat pump radiation cooling and heating device
CN103486763A (en) * 2013-09-24 2014-01-01 陈万仁 Liquid circulation type energy-gaining water ring heat pump device
CN103913006A (en) * 2014-04-28 2014-07-09 科希曼电器有限公司 Floor heating and air conditioning integrated device based on air source heat pump technology
CN104728924A (en) * 2013-12-23 2015-06-24 珠海格力电器股份有限公司 Floor heating control method and device
CN113091175A (en) * 2021-05-11 2021-07-09 沈阳建筑大学 Refrigerant flow control system based on double-end air source heat pump

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102147136A (en) * 2011-04-20 2011-08-10 上海交通大学 Phase change cold accumulating independent dehumidification floor cold supply system
CN102840716B (en) * 2011-06-24 2015-04-01 珠海格力电器股份有限公司 Heat pump system and control method thereof
CN102840716A (en) * 2011-06-24 2012-12-26 珠海格力电器股份有限公司 Heat pump system and control method thereof
CN102425834A (en) * 2011-11-28 2012-04-25 重庆大学 Water ring type parallel flow radiant panel central air-conditioning system
CN102519172A (en) * 2011-12-31 2012-06-27 广东欧科空调制冷有限公司 Water source and ground source quadruple combined supply air conditioning unit
CN103486764B (en) * 2013-09-24 2016-07-06 陈万仁 Direct evaporation condensing geothermal-energy heat pump radiation cooling heating installation
CN103486763A (en) * 2013-09-24 2014-01-01 陈万仁 Liquid circulation type energy-gaining water ring heat pump device
CN103486764A (en) * 2013-09-24 2014-01-01 陈万仁 Direct evaporative condensation ground source heat pump radiation cooling and heating device
CN103486763B (en) * 2013-09-24 2016-08-17 陈万仁 The liquid circulated water-loop heat pump equipment taking energy
CN104728924A (en) * 2013-12-23 2015-06-24 珠海格力电器股份有限公司 Floor heating control method and device
CN103913006A (en) * 2014-04-28 2014-07-09 科希曼电器有限公司 Floor heating and air conditioning integrated device based on air source heat pump technology
CN103913006B (en) * 2014-04-28 2016-08-24 科希曼电器有限公司 Floor heating based on air source heat pump technology regulates integrated apparatus with air
CN113091175A (en) * 2021-05-11 2021-07-09 沈阳建筑大学 Refrigerant flow control system based on double-end air source heat pump

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Application publication date: 20100623