CN204227545U - One freely cools and heating system - Google Patents
One freely cools and heating system Download PDFInfo
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- CN204227545U CN204227545U CN201420620608.XU CN201420620608U CN204227545U CN 204227545 U CN204227545 U CN 204227545U CN 201420620608 U CN201420620608 U CN 201420620608U CN 204227545 U CN204227545 U CN 204227545U
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- water
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- dry cooling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
Abstract
The utility model provides a kind of freely cooling and heating system, and this system comprises: Fresh air handing unit, comprises the housing with air inlet and air outlet, is arranged at the air heater in housing; Be installed on the dry cooling coil in toilet or air-conditioned room; Refrigeration unit, wherein, when air heater works, the delivery port of air heater is communicated with the water inlet of refrigeration unit, and the delivery port of refrigeration unit is communicated with the water inlet of dry cooling coil, and the delivery port of dry cooling coil is communicated with the water inlet of air heater.In technique scheme, cooled by valve transfer freedom of entry and freely heat operating condition, by the exchange of the heater in Fresh air handing unit and the heat between dry cooling coil, the heat consumption of Fresh air handing unit will be greatly reduced, also greatly reduce the consumption cold of toilet's return air process simultaneously, and the capacity of heat source system or minimizing heat source system can be save.And then reach saving and once invest the object with operating cost.
Description
Technical field
The utility model relates to air-treatment technical field, and particularly one freely cools and heating system.
Background technology
Along with the electronics industry being representative with integrated circuit and Thin Film Transistor-LCD to become more meticulous future development towards processing, force the toilet served for it also to Temperature and Humidity Control high accuracy and high-cleanness, high future development.At present, such toilet's air cleaning and conditioning system adopts the combining form of Fresh air handing unit, fan filter unit and dry calibration coil pipe usually, its operation characteristic is: Fresh air handing unit is ensure relative humidity in toilet and malleation value, to need a large amount of outdoor new wind to send into toilet after filtration, after heating and humidification, this process needs with conditioning in Transition Season to consume a large amount of heat energy in the winter time; Simultaneously, in order to keep the environment temperature in toilet, need a large amount of chilled water supply dry calibration coil pipes, and the toilet of such factory building is almost without peripheral structure, refrigeration duty in toilet and outdoor weather condition almost have nothing to do, explained hereafter equipment heating mainly to indoor is relevant, so dry calibration coil pipe needs annual supply chilled water.
Fresh air treatment system winter and the conditioning in Transition Season of such factory building toilet usual need supplying hot water, heat the air that outdoor enters, and then humidification, to ensure that the air dew point temperature in Fresh air handing unit group exit meets explained hereafter requirement.And the dry cooling coil of cycle for the treatment of air needs to supply chilled water the whole year, to eliminate the heating of explained hereafter equipment in toilet, and ensure that the temperature in toilet meets technological requirement.The drawback of this scheme is: winter and conditioning in Transition Season, and the fresh air treatment system of toilet and circulating air treatment system need supply chilled water and hot water simultaneously, and the un-reasonable phenomenon of cold-hot counteraction appears in the air handling process of toilet.
Utility model content
The utility model provides a kind of freely cooling and heating system, and in order to eliminate or the phenomenon of hot and cold counteracting in minimizing toilet's winter and conditioning in Transition Season air handling process, reduction toilet purifies air the energy consumption for the treatment of system, reaches energy-conservation object.
The utility model provides a kind of freely cooling and heating system, and this system comprises:
Fresh air handing unit, comprises the housing with air inlet and air outlet, is arranged at the air heater in described housing;
Be installed on the dry cooling coil in toilet or air-conditioned room;
Refrigeration unit, wherein,
The delivery port of described refrigeration unit is communicated with the water inlet of described dry cooling coil by chilled water water supply line;
The water inlet of described refrigeration unit is communicated with the delivery port of described dry cooling coil by chilled water water return pipeline;
The water inlet of described air heater is communicated with described chilled water water return pipeline by hot water feeding pipe road;
The delivery port of described air heater is communicated with described chilled water water return pipeline by hot water backwater's pipeline;
Further, described hot water feeding pipe road is provided with the second valve; Described hot water backwater's pipeline is provided with the first valve; Pipeline on described chilled water water return pipeline between described hot water feeding pipe road and hot water backwater's pipeline is provided with the 3rd valve, described chilled water water return pipeline or described chilled water water supply line are provided with at least one chilled water circulating pump; When described air heater work, described first valve and the second valve open, the 3rd valve closing.
In technique scheme, by the exchange of the heater in Fresh air handing unit and the heat between dry cooling coil, the heat consumption of Fresh air handing unit will be greatly reduced, also greatly reduce the consumption cold of toilet's return air process simultaneously, and the capacity of heat source system or minimizing heat source system can be save.And then reach saving and once invest the object with operating cost.
Preferably, the number of units of described Fresh air handing unit is multiple stage; The number of units of described dry cooling coil is multiple stage.By arranging the effect of multiple stage Fresh air handing unit and dry cooling coil raising temperature adjusting.
Preferably, the number of units of described refrigeration unit is multiple stage, and the number of units of described chilled water circulating pump is multiple stage.The power that water flows in refrigeration unit is improved by the chilled water circulating pump corresponding with each refrigeration unit.
Preferably, the electric two-way valve that arrange corresponding to each dry cooling coil or electric T-shaped valve is also comprised.The flow of chilled water in dry cooling coil is adjusted by electric two-way valve or electric T-shaped valve.
Accompanying drawing explanation
What Fig. 1 provided for the utility model embodiment a kind ofly freely cools and the structural representation of heating system.
Reference numeral:
The dry cooling coil of 1-Fresh air handing unit 2-air heater 3-
4-electric two-way valve 5-refrigeration unit 6-chilled water circulating pump
7-first valve 8-second valve 9-the 3rd valve
10-hot water feeding pipe road 11-hot water backwater pipeline 12-chilled water water supply line
13-chilled water water return pipeline
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
As shown in Figure 1, what Fig. 1 illustrated that the present embodiment provides freely cools and heating system.
The utility model embodiment provides a kind of freely cooling and heating system, and this system comprises:
Fresh air handing unit 1, comprises the housing with air inlet and air outlet, is arranged at the air heater 2 in housing;
Be installed on the dry cooling coil 3 in toilet or air-conditioned room;
Refrigeration unit 5, wherein,
The delivery port of refrigeration unit 5 is communicated with the water inlet of dry cooling coil 3 by chilled water water supply line 12;
The water inlet of refrigeration unit 5 is communicated with the delivery port of dry cooling coil 3 by chilled water water return pipeline 13;
The water inlet of air heater 2 is communicated with chilled water water return pipeline 13 by hot water feeding pipe road 10;
The delivery port of air heater 2 is communicated with chilled water water return pipeline 13 by hot water backwater's pipeline 11;
Further, hot water feeding pipe road 10 is provided with the second valve 8; Hot water backwater's pipeline 11 is provided with the first valve 7; Pipeline on chilled water water return pipeline 13 between hot water feeding pipe road 10 and hot water backwater's pipeline 11 is provided with the 3rd valve 9; Chilled water water return pipeline 13 or chilled water water supply line 12 are provided with at least one chilled water circulating pump 6; When air heater 2 works, the first valve 7 and the second valve 8 are opened, and the 3rd valve 9 is closed.
What above-described embodiment provided freely cool and heating system in use, for transition season and winter, entering conditioning in Transition Season or winter, when the new air temperature in outdoor is lower than certain numerical value, and when forming certain difference with the return air temperature in toilet, after the new wind that outdoor temperature is lower enters Fresh air handing unit 1, first through the filtration treatment of necessity, then enter air heater 2.Because the hot water temperature of air heater 2 water side is higher than the new air temperature of air side, after heat exchange, the new wind of air side is heated and temperature raises, and the hot water of water side is cooled and temperature reduction, and the hot water after cooled is by entering into dry cooling coil 3 after refrigeration unit 5 further cooling.Because toilet's return air temperature of dry cooling coil 3 air side is higher than the chilled water temperature of water side, through heat exchange, the return air temperature of dry cooling coil 3 air side is reduced, and reach explained hereafter requirement, and the chilled water of water side is heated and temperature raises, and is entered into air heater 2 by the chilled water after heating by pipeline, hot water as air heater 2 supplies water, formation circulation like this, and cooling is formed to the return air of toilet, heating is formed to the new wind of Fresh air handing unit 1 simultaneously.Therefore, need special thermal source supplying hot water to heat new wind with fresh air processor unit in winter and conditioning in Transition Season in prior art, toilet's return air needs the cooling of ad hoc refrigerator supply chilled water to compare simultaneously.What adopt the utility model embodiment to provide freely cools and free heating system, the heat consumption of Fresh air handing unit 1 will be greatly reduced, also greatly reduce the consumption cold of toilet's return air process simultaneously, and the capacity of heat source system or minimizing heat source system can be save.And then reach saving and once invest the object with operating cost.
Conveniently to the understanding of freely cooling of providing of the present embodiment and heating system, be described with specific embodiment below in conjunction with accompanying drawing.
Continue with reference to figure 1, what this embodiment provided freely cools with the number of units of the Fresh air handing unit 1 in heating system is multiple stage, the number of units of dry cooling coil 3 is multiple stage, the number of units of refrigeration unit 5 is also multiple stage, in addition, this system also comprises the electric two-way valve 4 that arrange corresponding to each dry cooling coil 3 or electric T-shaped valve; Also comprise chilled water circulating pump 6, the number of units of this chilled water circulating pump 6 is multiple stage, and multiple stage chilled water circulating pump 6 and refrigeration unit 5 one_to_one corresponding are arranged.And above-mentioned parts are communicated with by chilled water water supply line 12, chilled water water return pipeline 13, hot water feeding pipe road 10 and hot water backwater's pipeline 11, concrete:
The delivery port of refrigeration unit 5 is communicated with the water inlet of dry cooling coil 3 by chilled water water supply line 12; The water inlet of refrigeration unit 5 is communicated with the delivery port of dry cooling coil 3 by chilled water water return pipeline 13; The water inlet of air heater 2 is communicated with chilled water water return pipeline 13 by hot water feeding pipe road 10; The delivery port of air heater 2 is communicated with chilled water water return pipeline 13 by hot water backwater's pipeline 11; Further, hot water feeding pipe road 10 is provided with the second valve 8; Hot water backwater's pipeline 11 is provided with the first valve 7; Pipeline on chilled water water return pipeline 13 between hot water feeding pipe road 10 and hot water backwater's pipeline 11 is provided with the 3rd valve 9; When air heater 2 works, the first valve 7 and the second valve 8 are opened, and the 3rd valve 9 is closed.
The water-flow circuit now formed is: air heater 2-refrigeration unit 5-dry cooling coil 3-air heater 2; When its work, enter conditioning in Transition Season or winter, when the new air temperature in outdoor is lower than certain numerical value, and when forming certain difference with the return air temperature in toilet, close the 3rd valve 9, open the first valve 7 and the second valve 8, system freedom of entry cools and freely heats operational mode.After the new wind that outdoor temperature is lower enters Fresh air handing unit 1, first through the filtration treatment of necessity, then enter air heater 2.Because hot water temperature's (as shown in Figure 1 21 DEG C) of air heater 2 water side is higher than the new air temperature of air side, after heat exchange, in air heater 2, the new wind of air side is heated and temperature raises, and the cooled and temperature of the hot water of water side reduces, the hot water after cooled is by hot water backwater's pipeline 11 and after chilled water circulating pump 6 pressurizes, enter refrigeration unit 5 cool further.After refrigeration unit 5 cools, reach the chilled water (as shown in Figure 1 14 DEG C) of design temperature, entered the dry cooling coil 3 be arranged in toilet's return air stream by chilled water water supply line 12.Because toilet's return air temperature of air side in dry cooling coil 3 is higher than the chilled water temperature of water side, through heat exchange, and by the electric two-way valve 4 on the chilled water water supply line 12 that is arranged on dry cooling coil 3 or electric three passes valve regulation chilled-water flow, the return air temperature of dry cooling coil 3 air side is reduced, and reach explained hereafter requirement, and the chilled water of water side is heated and temperature raise (as shown in Figure 1, after intensification be 21 DEG C), air heater 2 is entered by hot water feeding pipe road 10 by the chilled water after heating, hot water as air heater 2 supplies water, water is so made to form circulation, and cooling is formed to the return air of toilet, heating is formed to the new wind of Fresh air handing unit 1 simultaneously.
In the above-described embodiments, the number of units of this refrigeration unit 5 is multiple stage, chilled water circulating pump 6 can with refrigeration unit 5 one_to_one corresponding, also can be arranged in parallel acting in conjunction on chilled water water return pipeline 13 or chilled water feed pipe 12.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (4)
1. freely cool and a heating system, it is characterized in that, comprising:
Fresh air handing unit, comprises the housing with air inlet and air outlet, is arranged at the air heater in described housing;
Be installed on the dry cooling coil in toilet or air-conditioned room;
Refrigeration unit, wherein,
The delivery port of described refrigeration unit is communicated with the water inlet of described dry cooling coil by chilled water water supply line;
The water inlet of described refrigeration unit is communicated with the delivery port of described dry cooling coil by chilled water water return pipeline;
The water inlet of described air heater is communicated with described chilled water water return pipeline by hot water feeding pipe road;
The delivery port of described air heater is communicated with described chilled water water return pipeline by hot water backwater's pipeline;
Further, described hot water feeding pipe road is provided with the second valve; Described hot water backwater's pipeline is provided with the first valve; Pipeline on described chilled water water return pipeline between described hot water feeding pipe road and hot water backwater's pipeline is provided with the 3rd valve, described chilled water water return pipeline or described chilled water water supply line are provided with at least one chilled water circulating pump; When described air heater work, described first valve and the second valve open, the 3rd valve closing.
2. freely cool and heating system as claimed in claim 1, it is characterized in that, the number of units of described Fresh air handing unit is multiple stage; The number of units of described dry cooling coil is multiple stage.
3. freely cool and heating system as claimed in claim 2, it is characterized in that, the number of units of described refrigeration unit is multiple stage, and the number of units of described chilled water circulating pump is multiple stage.
4. freely cooling and heating system as described in any one of claims 1 to 3, is characterized in that, also comprises the electric two-way valve that arrange corresponding to each dry cooling coil or electric T-shaped valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420620608.XU CN204227545U (en) | 2014-10-24 | 2014-10-24 | One freely cools and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420620608.XU CN204227545U (en) | 2014-10-24 | 2014-10-24 | One freely cools and heating system |
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| CN204227545U true CN204227545U (en) | 2015-03-25 |
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| CN201420620608.XU Active CN204227545U (en) | 2014-10-24 | 2014-10-24 | One freely cools and heating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631203A (en) * | 2018-12-06 | 2019-04-16 | 昆山璟赫机电工程有限公司 | A kind of mau make up air hundling unit schedule system |
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2014
- 2014-10-24 CN CN201420620608.XU patent/CN204227545U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631203A (en) * | 2018-12-06 | 2019-04-16 | 昆山璟赫机电工程有限公司 | A kind of mau make up air hundling unit schedule system |
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