CN1172240A - Refrigerating and heating air conditioner system - Google Patents
Refrigerating and heating air conditioner system Download PDFInfo
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- CN1172240A CN1172240A CN 96117778 CN96117778A CN1172240A CN 1172240 A CN1172240 A CN 1172240A CN 96117778 CN96117778 CN 96117778 CN 96117778 A CN96117778 A CN 96117778A CN 1172240 A CN1172240 A CN 1172240A
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Abstract
The refrigerating and heating air-conditioning system consists of internal combustion engine, compression type refrigerating unit, absorption type refrigerating unit, indoor cold-exchange, outdoor cold-exchange, first radiator, second radiator, heat-exchange, indoor evaporator, outdoor evaporator, water pump and hot-water container. Said invented system can implement stepped development and utilization of all solar heat energy pumped out from heat pump in the compression type refrigerating and air-conditioning system, so that it cna economize a lot of energy source, and provides a refrigerating and heating air-conditioning system with low energy consumption and high efficency.
Description
The present invention relates to a kind of air-conditioning system of regulating indoor air temperature, especially the air-conditioning system of forming by compression refrigerating machine.
In existing compression refrigerating machine air-conditioning system, a large amount of heats that refrigeration machine pumps when refrigeration are taken away through water or air by radiator, the heat that is pulled away comprises the summation of consumption of compressor and refrigerating capacity, refrigerating capacity is that the heat be discharged into another environment is taken out in the space that is cooled, and it generally is the solar thermal energy that is cooled and absorbs in the space.Yet this solar thermal energy is not used and slatterns in vain.In order to handle these solar thermal energies that pump in the air-conditioning system, common way is to build a cooling tower, is dispersed in the atmosphere with ventilating fan and trickle evaporative cooling, and a large amount of wastes that this not only causes the energy also produce noise, contaminated environment.And meanwhile, the owner of air-conditioning system spends a large amount of expenses again and is equipped with independently heating system for the needs of heating and use health hot water, and these obviously are quite irrational.This phenomenon has been ignored by people since air-conditioning system is arranged always, and nobody considers and make full use of solar thermal energy in air-conditioning system.
In existing absorbing type refrigeration air-conditioning system, refrigeration machine need use heat to concentrate the absorbing medium lithium bromide when refrigeration, and a large amount of fuel of having to again burn produces heat.
Be a large amount of wastes of solar thermal energy on the one hand, need a large amount of heat energy to supply with on the one hand again.
In the prior art, also have a kind of heat pump type air conditioner, it just utilizes its refrigeration in summer, utilizes winter it to heat, but not the solar thermal energy that pumps in the refrigeration is not used, and slatterns in vain but it is dispersed in the air.
The solar thermal energy that the objective of the invention is to pump in the compression-type refrigeration air-conditioning system makes full use of, for the refrigeration-heating air-conditioner field provides a complete dynamical energy-saving air conditioning system.
For achieving the above object, first technical scheme of the present invention is such: a kind of refrigerating and heating air conditioner system.It is made up of internal combustion engine, compression-type refrigeration unit, absorption refrigeration machine host, first radiator, second radiator, heat exchanger, choke valve, outdoor evaporimeter, indoor evaporator, outdoor cold-exchange, indoor cold-exchange, water pump and hot water tank etc.Be serially connected with first radiator, second radiator and choke valve successively between the high-temperature steam outlet of compression-type refrigeration unit and two evaporators, the low temperature import of compression-type refrigeration unit connects with two evaporator outlets.The coolant outlet of absorption refrigeration machine host is connected in series with heat exchanger, water pump, hot water tank, is connected in series with the cold water pipe and the water pump of absorption refrigeration machine host after the two cold-exchange parallel connections.Outdoor evaporimeter passes through a three-way valve connection in parallel with the import of indoor evaporator, and when indoor evaporator was connected, outdoor evaporimeter cut out; When outdoor evaporimeter was connected, indoor evaporator was closed.The low temperature water pipe import department of absorption refrigeration main frame is by a three-way valve and connect logical indoor cold-exchange and outdoor cold-exchange, and when indoor cold-exchange was connected, outdoor cold-exchange was closed; When outdoor cold-exchange was connected, indoor cold-exchange was closed.Water pipe and water pump are connected between heat exchanger and the hot water tank.
The compression-type refrigeration unit uses the refrigerant R142b (hereinafter to be referred as R142b) of compliance with environmental protection requirements, it becomes high temperature compressed gas at the compressor outlet place, its steam pipe is received the low pressure generator of lithium-bromide absorption-type refrigerating machine main frame, become first radiator, at this moment R142b has been condensed into liquid state, and the pipeline of serial connection becomes second radiator by heat exchanger, and R142b is connected to indoor evaporator through choke valve then, freeze to indoor, take back the import department of compressor at last.
The circulating cooling water pipe of internal combustion engine also passes through from heat exchanger, with waste heat exchange feedwater.
Only need heat not need indoor evaporator, indoor cold-exchange to be transferred into outdoor evaporimeter, outdoor cold-exchange when cold in the winter time.
Second technical scheme of the present invention is: a kind of refrigerating and heating air conditioner system, by internal combustion engine, compression-type refrigeration unit, radiator, heat exchanger, choke valve, indoor evaporator, outdoor evaporimeter, water pump and hot water tank are formed.Outdoor evaporimeter passes through a three-way valve connection in parallel with the import of indoor evaporator, and when indoor evaporator was connected, outdoor evaporimeter cut out; When outdoor evaporimeter was connected, indoor evaporator was closed.Water pipe and water pump are connected between heat exchanger and the hot water tank.
In the compression-type refrigeration unit, the radiator that the HTHP R142b steam pipe at compressor outlet place is connected is connected to indoor evaporator through choke valve then by heat exchanger, takes back the import department of compressor at last.
The circulating cooling water pipe of internal combustion engine also passes through from heat exchanger.
Because the solar thermal energy that pumps in to the compression refrigerating machine air-conditioning system in above-mentioned two technical schemes has carried out rational cascade development utilization, therefore a large amount of energy have been saved, particularly in the absorption refrigeration machine host, because the solar thermal energy that has utilized the compression-type refrigeration air-conditioning system to pump, therefore a burning boiler and auxiliary equipment thereof have not only been saved, the more important thing is not also consume fuel not of consumed power of this absorbing type refrigerator, thereby reducing the operating cost of air-conditioning system significantly, its economic benefit and social benefit all are conspicuous.
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Figure one is the first technical scheme air-conditioning system schematic diagram.
Figure two is the first technical scheme energy cascade development block diagram.
Figure three is the second technical scheme air-conditioning system schematic diagram.
First technical scheme is shown in figure one, fuel oil makes internal combustion engine 1 work, drive compressor 2, the steam of compressor 2 compression R142b makes it reach high-temperature high-pressure state about 120 ℃, then, be full of the low pressure generator 3 of the first radiators heat lithium bromide absorbing type refrigeration main frame 21 of high temperature R142b steam, its heat energy is used to the lithium-bromide solution of concentrating low-concentration here, bromizates lithium absorption refrigeration machine host operate as normal.The R142b temperature is declined to become liquid, second radiator of R142b is received heat exchanger 4, water temperature in the heat exchanger is raise, after R142b reduces pressure by choke valve 5, triple valve 6, to indoor evaporator 7 evaporations, airborne solar heat in the absorption chamber, and make the indoor air temperature step-down, at this moment, R142b becomes gaseous state by liquid state, get back to the import department of compressor again by pipeline, finished a circulation of compression refrigeration work.Periodic duty so constantly, indoor air temperature constantly descends, and the water in the heat exchanger constantly heats up, and finally reaches the adjusting indoor air temperature, utilizes the purpose of solar thermal energy.
Meanwhile, Absorption Refrigerator 21 is pumped back to the indoor or outdoors solar heat of refrigeration machine by the refrigerant water pipe in process of refrigerastion, swapped out by cooling water pipe, and cooling water is heated up, this warmed-up warm water has realized that as the cold water of heat exchanger inlets end the step of cooling water heats up.
Internal combustion engine has produced heat in continuous drive compression machine work, circulating cooling water pipe reaches this heat in the heat exchanger 4.
The bottom of heat exchanger 4 connects from Absorption Refrigerator, has inhaled the cold water pipe of a part of heat, the top delivery port is by water pipe water pump 20, water pump 20 ceaselessly is evacuated to the hot water in the heat exchanger 4 in the hot-water tower 11, and hot-water tower 11 is connected to outlet pipe, outwards carries health hot water.Too much heat energy dissipates by the water surface (about 95 degrees centigrade) of heat exchanger 4, perhaps sends to swimming pool and utilizes at last.
Only need heat not need when cold in the winter time, indoor evaporator 7 can be transferred into outdoor evaporimeter 22, indoor cold-exchange 19 is transferred into outdoor cold-exchange 23, its objective is when heating in the winter time that the performance heat pump principle is with the solar absorption in the outdoor air, transfer in the refrigeration machine, change the heat energy of cooling water at last into, make cooling water become hot water, thermal efficiency is improved significantly.Like this with regard to the delivery in the available heat water tower to the indoor heating sheet, utilizing heat energy, improve indoor air temperature.
The utilization of the energy of the present invention is cascade development, even and the cooling water heating process that is heated to health hot water also be that step carries out, heating step by step is from low temperature to high temperature.Energy development process is from high to low seen figure two block diagrams.
The heat energy of fuel combustion is converted into mechanical energy by internal combustion engine, in order to the drive compression machine, the process of refrigerastion of R142b vapour compression refrigerator is exactly the process that pumps of solar energy, the heat energy that pumps is used for concentrating the lithium-bromide solution in the Absorption Refrigerator, in Absorption Refrigerator, finish a kind of refrigeration cycle again, the another transfer process of taking turns has taken place here in solar energy, and final heat energy is transferred in heat exchanger becomes health hot water in the cooling water.
Comprised twice refrigeration in the whole process, and the solar energy that takes place in refrigeration transfer is utilized all.Therefore, if disregard loss in the process, the energy that heats health hot water has at last not only comprised the fuel of internal combustion engine energy, has also comprised solar energy, is a kind of energy dynode system.
The compressor of native system can be by internal-combustion engine drives, also can be by motor drives.
The three-way valve of indication in the native system can be whole valve, also can be a plurality of single two-way valves or other combined valve, as long as can realize its control function, all belongs to the scope of this patent protection.
The parts that the temperature difference such as the thermal power transfer equipment conveyance conduit of native system are big adopt heat insulation measure, and shorten the length of conveyance conduit as much as possible, to reduce the loss of heat energy in conveying.
Figure three is the second technical scheme air-conditioning system schematic diagram.From figure three as can be known, the radiating tube of the R142b steam at the compressor outlet place of compression refrigerating machine air-conditioning system only is connected in the heat exchanger 4, and this scheme makes heat energy more concentrated.Its operation principle and first technical scheme are similar, and it is fit to only use the occasion of a casing pressure contraction type mechanical refrigeration machine air-conditioning system.
What also have some mandatory declarations is, the refrigerant R142b that native system uses is a kind of the sort of freon that can not damage atmospheric ozone layer, one of only a few freon kind that it is used by the permission of international endorsement.
Claims (8)
1, a kind of air-conditioning system of mainly forming by compression-type refrigeration unit, choke valve, evaporimeter, it is characterized in that: it also has two radiators, a heat exchanger, a hot water tank, one with indoor evaporator by valve outdoor evaporimeter in parallel, absorption refrigeration machine host and one pass through valve outdoor cold-exchange in parallel with indoor cold-exchange; Be in series with first radiator, second radiator and choke valve successively between the high-temperature steam outlet of compression-type refrigeration unit and two evaporators, the low temperature import of compression-type refrigeration unit connects with two evaporator outlets; The coolant outlet of absorption refrigeration machine host is connected in series with heat exchanger, water pump, hot water tank; Be connected in series with the cold water pipe and the water pump of absorption refrigeration machine host after the two cold-exchange parallel connections.
2, refrigerating and heating air conditioner system according to claim 1 is characterized in that: first radiator is in the absorption refrigeration machine host, and second radiator is in heat exchanger.
3, refrigerating and heating air conditioner system according to claim 1 is characterized in that: valve can be in the import department of two evaporimeters, also can be in the exit of two evaporimeters.
4, refrigerating and heating air conditioner system according to claim 1 is characterized in that: valve can be in the import department of two cold-exchanges, also can be in the exit of two cold-exchanges.
5, refrigerating and heating air conditioner system according to claim 1 is characterized in that: internal combustion engine can be the internal combustion unit of real fuel burning, also can be motor.
6, valve according to claim 3 is characterized in that: this valve can be whole three-way valve, also can be any many two-way valves or the combined valve that can realize its function.
7, a kind of air-conditioning system of mainly forming by compression-type refrigeration unit, choke valve, evaporimeter, it is characterized in that: it also has a radiator, a heat exchanger, a hot water tank, one is passed through valve outdoor evaporimeter in parallel with indoor evaporator; The high-temperature steam outlet of compression-type refrigeration unit is connected in series successively with radiator, choke valve, two evaporators, and the low temperature import of compression-type refrigeration unit connects with two evaporator outlets; Connect with pipeline between heat exchanger, water pump, the hot water tank.
8, refrigerating and heating air conditioner system according to claim 7, it is characterized in that: radiator is in heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96117778 CN1172240A (en) | 1996-11-14 | 1996-11-14 | Refrigerating and heating air conditioner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96117778 CN1172240A (en) | 1996-11-14 | 1996-11-14 | Refrigerating and heating air conditioner system |
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| Publication Number | Publication Date |
|---|---|
| CN1172240A true CN1172240A (en) | 1998-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96117778 Pending CN1172240A (en) | 1996-11-14 | 1996-11-14 | Refrigerating and heating air conditioner system |
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| CN (1) | CN1172240A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865541A (en) * | 2010-06-30 | 2010-10-20 | 苏州新亚科技有限公司 | Solar system |
| CN102297542A (en) * | 2011-08-16 | 2011-12-28 | 高林华 | High-efficiency and environment-friendly type water chilling unit capable of first being thermally started and then electrically driven |
| CN103075785A (en) * | 2013-01-31 | 2013-05-01 | 张育仁 | Method and system for recovering energy of air condition compressor by jet type air conditioning system |
| CN103712365A (en) * | 2014-01-20 | 2014-04-09 | 陈穗 | Absorption and compression embedded and overlapped type refrigeration cycle system |
| CN104100494A (en) * | 2014-07-01 | 2014-10-15 | 中国科学院工程热物理研究所 | Air compression method and system with self-precooling function |
| CN105841390A (en) * | 2016-03-31 | 2016-08-10 | 山东省食品发酵工业研究设计院 | Gas-driven air source heat pump heat supply unit for central heating system |
-
1996
- 1996-11-14 CN CN 96117778 patent/CN1172240A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865541A (en) * | 2010-06-30 | 2010-10-20 | 苏州新亚科技有限公司 | Solar system |
| CN102297542A (en) * | 2011-08-16 | 2011-12-28 | 高林华 | High-efficiency and environment-friendly type water chilling unit capable of first being thermally started and then electrically driven |
| CN102297542B (en) * | 2011-08-16 | 2014-03-12 | 高林华 | Water chilling unit capable of first being thermally started and then electrically driven |
| CN103075785A (en) * | 2013-01-31 | 2013-05-01 | 张育仁 | Method and system for recovering energy of air condition compressor by jet type air conditioning system |
| CN103712365A (en) * | 2014-01-20 | 2014-04-09 | 陈穗 | Absorption and compression embedded and overlapped type refrigeration cycle system |
| CN104100494A (en) * | 2014-07-01 | 2014-10-15 | 中国科学院工程热物理研究所 | Air compression method and system with self-precooling function |
| CN105841390A (en) * | 2016-03-31 | 2016-08-10 | 山东省食品发酵工业研究设计院 | Gas-driven air source heat pump heat supply unit for central heating system |
| CN105841390B (en) * | 2016-03-31 | 2018-06-26 | 山东省食品发酵工业研究设计院 | A kind of gas driven air source heat pump thermal power plant unit for central heating system |
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