CN1256551C - High efficiency water heater for preparing life hot water - Google Patents
High efficiency water heater for preparing life hot water Download PDFInfo
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- CN1256551C CN1256551C CN 200410067000 CN200410067000A CN1256551C CN 1256551 C CN1256551 C CN 1256551C CN 200410067000 CN200410067000 CN 200410067000 CN 200410067000 A CN200410067000 A CN 200410067000A CN 1256551 C CN1256551 C CN 1256551C
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Abstract
The present invention discloses a high efficiency water heater for preparing the hot water of living. Cooling water of a cooling water drain machine set has certain temperature(higher than 25 DEG C), the cooling water is conveyed to a water inlet pipe of the high efficiency eater heater, the water inlet pipe is connected with an electric three-way regulating valve, one interface of the electric three-way regulating valve is connected with a water inlet pipe of a heat exchanger, and the other interface is connected with a water inlet pipe of an evaporator. On one hand, after being mixed, fresh living normal-temperature water which is preheated, and warm water from a water storage tank pass through a condenser and exchange heat with the steam of high temperature refrigeration agents in the condenser; on the other hand, after the inlet water is cooled by the heat exchanger or the evaporator, the temperature is reduced to a required working condition to be used for water supply of a water cooling system of the cooling water machine set so as to be used unceasingly and circularly. The high efficiency water heater realizes that the residual heat of the cooling water machine set can be used for obtaining the hot water of living, the temperature of the hot water is higher than 45 to 60, and simultaneously, the load of a cooling tower is reduced greatly. The present invention has the advantages of high energy utilization ratio, safety and wide application range, and can be used for occasions needing refrigeration and right amount of hot water of life.
Description
Technical field
The present invention relates to a kind of preparation domestic hot-water's of efficient, the energy-saving and environmental protection that combine with the handpiece Water Chilling Units cooling water system high-efficiency water heater.
Background technology
From the handpiece Water Chilling Units cooling water system, extract low-grade energy and prepare the domestic hot-water, make the heat of draining by cooling tower originally be fully used, promptly avoided of the thermal pollution of the heat of discharge to the cooling tower surrounding environment, saved the energy again, so it all has very important significance to energy-conservation and environmental protection, is a kind of coming power-economizing method.Traditional hot wetting system (as electric heater, gas heater, solar water heater, boiler) has obtained widely applying, and is special in the bigger service industry of domestic hot-water's demand (as hotel, hospital etc.).But also there are many defectives in the traditional hot wetting system, for example electric heater, gas heater, oil-burning gas-fired boiler etc., and its energy utilization rate is all not high, and their thermodynamic coefficient is all less than 1.Also there is the influence of regional geography position and weather conditions with solar energy.As one of representative of New-type water heater, " air energy heat pump water heater " outstanding advantage aspect using energy source approve by society, still, owing to the use air as thermal source, its efficient and heating capacity are subjected to having a strong impact on of outside air temperature.Therefore need exploitation both to have high efficiency, little high-efficiency water heater affected by environment again.Its thermal source of water heater of the present invention is the cooling water of handpiece Water Chilling Units, and its temperature is high and be not subjected to the influence of environment temperature substantially, so heating efficiency is higher.For the bigger service industry of domestic hot-water's demand (as the hotel, hospital etc.), to consume high-grade electric energy on the one hand and come to be each room refrigeration, the a large amount of waste heats that go out on the other hand in the cooling water of handpiece Water Chilling Units are wasted, in order to discharge these waste heats, cooling tower consumes high-grade electric energy again simultaneously.Obviously, if a kind of equipment that can reclaim this part waste heat is arranged, it just can realize providing the domestic hot-water under heat source temperature is not very high condition, and then such equipment will have the very application prospect of broadness.Discharging heat by cooling water system when handpiece Water Chilling Units is moved and can reach 1.15～1.3 times of refrigerating capacity under cooling condition, reclaim the hot water of this part heat output more than 60 ℃ as the domestic hot-water, is an energy saving way of turning waste into wealth.The present invention proposes with regard to being based on this background.
Summary of the invention
The high-efficiency water heater that the purpose of this invention is to provide a kind of domestic hot-water of preparation.
The water inlet pipe from the cooling water of handpiece Water Chilling Units of high-efficiency water heater is connected with the electric three passes control valve through the electric three passes reversal valve, the 3rd port of electric three passes reversal valve is connected with an interface of the 3rd threeway, the outlet pipe that removes cooling tower of high-efficiency water heater is connected with another interface of the 3rd threeway, an interface of the surplus next interface of the 3rd threeway and first threeway connects, the other two ends of electric three passes control valve are connected with a water inlet of heat exchanger and the water inlet of evaporimeter respectively, and a delivery port of heat exchanger and a delivery port of evaporimeter are connected with remaining two interfaces of first threeway respectively; High-efficiency water heater connect another water inlet of heat exchanger from the water inlet pipe of fresh life normal-temperature water, the outlet pipe from fresh life normal-temperature water of heat exchanger connects with the water inlet pipe that is connected with water storage box of high-efficiency water heater by one second threeway, a remaining interface of second threeway connects the water inlet of condenser, and the delivery port of condenser is connected with the hot water outlet pipe of high-efficiency water heater; The refrigerant exit of evaporimeter connects the air entry of compression, and compressor outlet connects the refrigerant import of condenser, and the refrigerant exit of condenser is connected with the refrigerant import of evaporimeter by throttle mechanism, and first temperature controller is installed in from handpiece Water Chilling Units.On the water inlet pipe of cooling water, second temperature controller is installed on the pipeline between electric three passes reversal valve and the electric three passes control valve, and the 3rd temperature controller is installed on the outlet pipe that removes cooling tower of high-efficiency water heater.
Advantage of the present invention is to prepare the domestic hot-water in the handpiece Water Chilling Units refrigeration, reduces energy waste, avoids environmental thermal pollution, has reached the purpose of energy-saving and environmental protection.In addition, compact equipment, leaving water temperature reaches as high as more than 60 ℃, (only needing the correct water-in and water-out pipeline that connects) easy to install can be directly used in boiler and replace, and need not transform indoor pipe network, easy maintenance, safety, efficient is applicable to the supporting use of handpiece Water Chilling Units, has remarkable economic efficiency and social benefit.
Description of drawings
Fig. 1 is preparation domestic hot-water's a high-efficiency water heater structural representation;
Fig. 2 is that the present invention is at the application in engineering schematic diagram.
The specific embodiment
The high-efficiency water heater that the present invention proposes is by heat exchanger 1, evaporimeter 2, electric three passes control valve 3, condenser 4, compressor 5, throttle mechanism 6, electric three passes reversal valve 7, the first temperature controller 8a, the second temperature controller 8b, the 3rd temperature controller 8c, the first threeway 10a, the second threeway 10b, the 3rd threeway 10c, cavity 9 critical pieces such as grade are formed.
The basic connection is: the water inlet pipe 11 from the cooling water of handpiece Water Chilling Units of high-efficiency water heater is connected with electric three passes control valve 3 through electric three passes reversal valves 7, the 3rd port of electric three passes reversal valve 7 is connected with the interface of the 3rd threeway 10c, the outlet pipe that removes cooling tower 12 of high-efficiency water heater is connected with another interface of the 3rd threeway 10c, the surplus next interface of the 3rd threeway 10c links to each other with the interface of the first threeway 10a, the other two ends of electric three passes control valve 3 are connected with a water inlet of heat exchanger 1 and the water inlet of evaporimeter 2 respectively, and a delivery port of heat exchanger 1 is connected with remaining two interfaces of the first threeway 10a respectively with a delivery port of evaporimeter 2; High-efficiency water heater connect another water inlets of heat exchangers 1 from the water inlet pipe 13 of fresh life normal-temperature water, another delivery port of heat exchanger 1 connects with the water inlet pipe that is connected with water storage box 15 of high-efficiency water heater by one second threeway 10b, a remaining interface of the second threeway 10b connects the water inlet of condenser 4, and the delivery port of condenser 4 is connected with the hot water outlet pipe of high-efficiency water heater 14; The refrigerant exit of evaporimeter 2 connects the air entry of compressor 5, compressor 5 gas outlets connect the refrigerant import of condenser 4, the refrigerant exit of condenser 4 is connected with the refrigerant import of evaporimeter 2 by throttle mechanism 6, the first temperature controller 8a is installed on the water inlet pipe 11 from the cooling water of handpiece Water Chilling Units, the second temperature controller 8b is installed on the pipeline between electric three passes reversal valve 7 and the electric three passes control valve 3, and the 3rd temperature controller 8c is installed on the outlet pipe that removes cooling tower 12 of high-efficiency water heater.
The heat exchanger 1 of high-efficiency water heater, evaporimeter 2, electric three passes control valve 3, condenser 4, compressor 5, throttle mechanism 6, electric three passes reversal valve 7, the first temperature controller 8a, the second temperature controller 8b, the 3rd temperature controller 8c, the first threeway 10a, the second threeway 10b, critical piece such as the 3rd threeway 10c and connecting line are all in same cavity 9, and cavity 9 is outer to leave five water pipe heads.
Operation principle of the present invention:
The cooling water that goes out handpiece Water Chilling Units is during through heat exchanger 1 and fresh life normal-temperature water generation heat exchange, this process is the preheating of fresh life normal-temperature water, fresh life normal-temperature water after the preheating and from the warm water of water storage box mixed after through condenser 4 with and heat exchange for the second time takes place with the superheated steam of wherein HTHP, refrigerant vapour is condensed into the condensation heat of discharging behind the saturated liquid self temperature is further raise in the fresh life normal-temperature water absorptive condenser 4, obtain needed domestic hot-water, and condensed high pressure refrigerant liquid is through throttle mechanism 6, pressure reduces, temperature descends, the refrigerant liquid of the low-temp low-pressure that obtains enters the heat that absorbs in the handpiece Water Chilling Units cooling water behind the evaporimeter 2 and vaporizes, the cooling water temperature that goes out handpiece Water Chilling Units reduces, refrigerant vapour enters compressor 5, become the superheated steam of HTHP by adiabatic compression, the superheated steam of this HTHP enters condenser 2 again and continues above-mentioned circulation, by above-mentioned working repeatedly of going round and beginning again, fresh life normal-temperature water is heated to be the domestic hot-water, sends into handpiece Water Chilling Units continuation use through heat exchanger 1 and evaporimeter 2 cooled cooling waters behind cooling tower.
The heat exchanger 1 of high-efficiency water heater can be a plate type heat exchanger, also can be shell and tube exchanger, can also be other water-water-to-water heat exchangers such as double pipe heat exchanger.
The condenser 4 of high-efficiency water heater can be a shell and tube condenser, also can be tube-in-tube condenser, can also be other water cooled condensers such as welded sheet condenser; Evaporimeter 2 can be the water tank type evaporimeter, also can be shell and tube evaporator, can also be the evaporimeter of other cooling liquids such as welded plate type evaporimeter.
The electric three passes control valve 3 of water inlet place of high-efficiency water heater can according to inflow temperature and design temperature relatively regulate its aperture, that is: water temperature is higher more than design temperature, the water yield that enters heat exchanger 1 is big more and to enter the water yield of evaporimeter 2 more little; Water temperature is lower more than design temperature, and the water yield that enters heat exchanger 1 is more little and to enter the water yield of evaporimeter 2 big more.
The compressor 5 of high-efficiency water heater can be frequency conversion, also can be to decide frequency; Can be centrifugal, also can be screw, can also be rotary or piston type.
The throttle mechanism 6 of high-efficiency water heater can be hand-operated valve, heating power expansion valve, electric expansion valve or electric expansion valve.
The first temperature controller 8a of high-efficiency water heater monitors out the temperature of handpiece Water Chilling Units cooling water, second temperature controller 8b monitoring enters the water temperature in the heat exchanger 1, the leaving water temperature of the outlet pipe of cooling tower is removed in the 3rd temperature controller 8c monitoring, and three temperature controllers can be set the triggering temperature.
The installation of the present invention in actual engineering is very easy, and five adapters of high-efficiency water heater connect the water inlet pipe of handpiece Water Chilling Units cooling water respectively, the outlet pipe of cooling water, the water inlet pipe of fresh life normal-temperature water, domestic hot-water's outlet pipe, an outlet pipe of water storage box.Wherein, the outlet pipe of fresh life normal-temperature water is connected with water storage box, and cooling water outlet pipe connects the cooling tower water inlet pipe.Being connected to of user side: another outlet pipe of water storage box is connected with domestic hot-water's water main with stop valve second through stop valve first, filter, water pump successively, setting pressure table first before the stop valve first, after stop valve second, setting pressure table second and thermometer.Domestic hot-water's backwater main directly is connected with water storage box, forms a closed backwater loop that supplies at user side like this.
Claims (8)
1, a kind of high-efficiency water heater for preparing the domestic hot-water, it is characterized in that: the water inlet pipe (11) from the cooling water of handpiece Water Chilling Units of high-efficiency water heater is connected with electric three passes control valve (3) through electric three passes reversal valve (7), the 3rd port of electric three passes reversal valve (7) is connected with an interface of the 3rd threeway (10c), the outlet pipe that removes cooling tower (12) of high-efficiency water heater is connected with another interface of the 3rd threeway (10c), an interface of surplus next interface of the 3rd threeway (10c) and first threeway (10a) connects, the other two ends of electric three passes control valve (3) are connected with a water inlet of heat exchanger (1) and the water inlet of evaporimeter (2) respectively, and a delivery port of a delivery port of heat exchanger (1) and evaporimeter (2) is connected with remaining two interfaces of first threeway (10a) respectively; The water inlet pipe from fresh life normal-temperature water of high-efficiency water heater (13) connects another water inlet of heat exchanger (1), the outlet pipe from fresh life normal-temperature water of heat exchanger (1) connects with the water inlet pipe that is connected with water storage box (15) of high-efficiency water heater by one second threeway (10b), a remaining interface of second threeway (10b) connects the water inlet of condenser (4), and the delivery port of condenser (4) is connected with the hot water outlet pipe (14) of high-efficiency water heater; The refrigerant exit of evaporimeter (2) connects the air entry of compressor (5), compressor (5) gas outlet connects the refrigerant import of condenser (4), the refrigerant exit of condenser (4) is connected with the refrigerant import of evaporimeter (2) by throttle mechanism (6), first temperature controller (8a) is installed on the water inlet pipe (11) from the cooling water of handpiece Water Chilling Units, second temperature controller (8b) is installed on the pipeline between electric three passes reversal valve (7) and the electric three passes control valve (3), and the 3rd temperature controller (8c) is installed on the outlet pipe that removes cooling tower (12) of high-efficiency water heater.
2, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1, it is characterized in that: said heat exchanger (1), evaporimeter (2), electric three passes control valve (3), condenser (4), compressor (5), throttle mechanism (6), electric three passes reversal valve (7), first temperature controller (8a), second temperature controller (8b), the 3rd temperature controller (8c), first threeway (10a), second threeway (10b), the 3rd threeway (10c) is respectively equipped with the water inlet pipe (11) of high-efficiency water heater from the cooling water of handpiece Water Chilling Units outside the cavity (9) in cavity (9), the outlet pipe that removes cooling tower (12) of high-efficiency water heater, the water inlet pipe from fresh life normal-temperature water of high-efficiency water heater (13), the hot water outlet pipe of high-efficiency water heater (14), the water inlet pipe that is connected with water storage box (15) of high-efficiency water heater.
3, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1 is characterized in that: said heat exchanger (1) is shell and tube exchanger, double pipe heat exchanger or plate type heat exchanger.
4, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1 is characterized in that: said condenser (4) is shell and tube condenser, tube-in-tube condenser or welded sheet condenser.
5, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1 is characterized in that: said evaporimeter (2) is water tank type evaporimeter, shell and tube evaporator or welded plate type evaporimeter.
6, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1 is characterized in that: said compressor (5) is frequency-changeable compressor or invariable frequency compressor.
7, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1 is characterized in that: said compressor (5) is centrifugal compressor, screw compressor, scroll compressor, rotary compressor or piston compressor.
8, a kind of high-efficiency water heater for preparing the domestic hot-water according to claim 1 is characterized in that: said throttle mechanism (6) is hand-operated valve, heating power expansion valve, electric expansion valve or electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410067000 CN1256551C (en) | 2004-09-28 | 2004-09-28 | High efficiency water heater for preparing life hot water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410067000 CN1256551C (en) | 2004-09-28 | 2004-09-28 | High efficiency water heater for preparing life hot water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1587847A CN1587847A (en) | 2005-03-02 |
| CN1256551C true CN1256551C (en) | 2006-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410067000 Expired - Fee Related CN1256551C (en) | 2004-09-28 | 2004-09-28 | High efficiency water heater for preparing life hot water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1256551C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183090B (en) * | 2011-05-11 | 2013-11-06 | 奥特朗电器（广州）有限公司 | Bare wire electric water heater |
| CN107965753A (en) * | 2016-10-19 | 2018-04-27 | 华北电力大学（保定） | One kind utilizes low-temperature industrial hot water production vapor device |
| CN114151986B (en) * | 2020-09-04 | 2023-01-20 | 约克（无锡）空调冷冻设备有限公司 | Water chilling unit |
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2004
- 2004-09-28 CN CN 200410067000 patent/CN1256551C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1587847A (en) | 2005-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Mammoth (Zhejiang) Air Conditioning Ltd. Assignor: Chen Guangming|Pan Jianchen Contract fulfillment period: 2009.10.15 to 2015.10.14 contract change Contract record no.: 2009330002586 Denomination of invention: High efficiency water heater for preparing life hot water Granted publication date: 20060517 License type: Exclusive license Record date: 20091021 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.10.15 TO 2015.10.14; CHANGE OF CONTRACT Name of requester: MAMMOTH( ZHEJIANG ) AIR CONDITIONER EQUIPMENT CO., Effective date: 20091021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 Termination date: 20140928 |
|
| EXPY | Termination of patent right or utility model |