CN203893353U - Air handling system with heat recovery and preheating function - Google Patents
Air handling system with heat recovery and preheating function Download PDFInfo
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- CN203893353U CN203893353U CN201420332224.8U CN201420332224U CN203893353U CN 203893353 U CN203893353 U CN 203893353U CN 201420332224 U CN201420332224 U CN 201420332224U CN 203893353 U CN203893353 U CN 203893353U
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Abstract
The utility model discloses an air handling system with the heat recovery and preheating function. A fresh air filter, a fresh air water and air heat exchanger, a surface air cooler, a humidifier and an air feeder of the air handling system are sequentially arranged in an air inlet pipeline; an exhaust filter, an exhaust air water and air heat exchanger and an exhaust fan are sequentially arranged in an exhaust pipeline; water circulation of the fresh air water and air heat exchanger and water circulation of the exhaust air water and air heat exchanger are communicated through a first pipeline and a second pipeline, a circulating water pump is arranged in the first pipeline, an electric three-way regulating valve is arranged in the second pipeline, the second pipeline is communicated with an efficient plate heat exchanger through the electric three-way regulating valve, a water return system of the surface air cooler is communicated with the efficient plate heat exchanger, and the water inlet end of the surface air cooler is communicated with a water supply system; the circulating medium is anti-freezing solution, outdoor fresh air enters through the air inlet pipeline, and indoor air is exhausted through the exhaust pipeline. Three heating segments of an existing heat recovery air handling system are changed to two heating segments, and thus operation cost of the system is reduced while wind resistance of equipment is reduced; the heat recovery efficiency is significantly improved, the number of laid construction pipelines is reduced, and the air handling system is convenient to install and maintain.
Description
Technical field
The utility model relates to a kind of recuperation of heat air treatment system, particularly a kind of air treatment system with recuperation of heat and preheat function.
Background technology
At present, the air treatment system with heat recovery function extensively adopting, its preheating adopts high-temperature water, steam and Electric heating more, and recuperation of heat adopts fin plate type, rotary-type and liquid circulated more.In order to prevent that frost from appearring in heat-recovery section, preheating section must be arranged on heat-recovery section front end, and outdoor new wind first carries out heat exchange with indoor exhaust wind again after preheating temperature raising, due to reducing of heat transfer temperature difference, thereby has reduced heat recovery efficiency.Simultaneously high-temperature water and steam preheating airhandling equipment shut down or malfunction under pipeline and parts very easily there is freezing phenomenon; There is the fire safety evaluating hidden danger that energy consumption is high and larger in Electric heating.
Summary of the invention
The purpose of this utility model is in order to solve existing have the air treatment system preheating section of heat recovery function and the problems referred to above that heat-recovery section exists, and a kind of improved air treatment system with recuperation of heat and preheat function is provided, this system reduces system operation cost greatly when solving the problem that the existing air treatment system with heat recovery function exists.
The utility model is to be made up of new wind filter, new geomantic omen-air heat exchanger, surface cooler, humidifier, pressure fan, exhaust-air filter, air draft water-air heat exchanger, exhaust blower, water circulating pump, electric three-way regulating valves, efficient plate-type heat-exchanger, intake stack and outlet pipe, new wind filter, new geomantic omen-air heat exchanger, surface cooler, humidifier and pressure fan are successively set in intake stack, surface cooler and humidifier are set together, new wind filter is positioned at the air inlet end of intake stack, and pressure fan is positioned at the air opening end of intake stack; Exhaust-air filter, air draft water-air heat exchanger and exhaust blower are successively set in outlet pipe, and exhaust blower is positioned at the inlet end of outlet pipe, and exhaust-air filter is positioned at the port of export of outlet pipe; The water circulation of new geomantic omen-air heat exchanger and air draft water-air heat exchanger is by the first pipeline and the second pipeline connection, in the first pipeline, water circulating pump is set, in the second pipeline, electric three-way regulating valves is set, the second pipeline is communicated with efficient plate-type heat-exchanger by electric three-way regulating valves, the return water system of surface cooler is communicated with efficient plate-type heat-exchanger, and the water inlet end of surface cooler is communicated with water system.
In described air draft water-air heat exchanger, new geomantic omen-air heat exchanger, efficient plate-type heat-exchanger and the first pipeline and the second pipeline, be filled with heat transferring medium, described heat transferring medium is anti-icing fluid.
The course of work of the present utility model and principle are:
First be new wind part.First outdoor new wind enter outlet pipe, outdoor new wind enters new geomantic omen-air heat exchanger and carries out heat convection after new wind filter filtering dust collecting, by outdoor fresh air preheating to 4 DEG C, then enter surface cooler and lift temperature to wind pushing temperature, by humidifier, new rheumatism degree is regulated, then send into indoor through pressure fan by processing the extremely indoor new wind that requires humiture simultaneously.
Next is air draft part.Indoor exhaust wind is undertaken by outlet pipe, and first room air enters air draft water-air heat exchanger and carry out heat convection after exhaust-air filter filters, and the air after heat exchange is by outside exhaust blower discharge chamber.
Circulation anti-freezing liquid heat recovery section again.The temperature after the anti-icing fluid of new geomantic omen-air heat exchanger and the new wind heat convection of low temperature of flowing through reduces, provide power that anti-icing fluid is sent into air draft water-air heat exchanger and indoor exhaust wind is carried out the preliminary temperature raising of heat convection by water circulating pump, anti-icing fluid after the preliminary temperature raising electric three-way regulating valves of flowing through, determined the flow of the anti-icing fluid that enters efficient plate-type heat-exchanger by the side direction aperture of electric three-way regulating valves, side direction aperture taking outdoor air intake real time temperature as feedback signal control electric three-way regulating valves, flow through and after electric three-way regulating valves radially mixes with the anti-icing fluid of side direction, enter new geomantic omen-air heat exchanger and carry out heat convection with new wind, move in circles.
It is finally system air conditioner water section.The water supply of water system is 60 DEG C of low-temperature air conditioner water, is provided by municipal central heating or self-built boiler room heat exchange station.First the water supply of water system enter surface cooler and be down to 50 DEG C after the new wind heat convection of preheating, then enters efficient plate-type heat-exchanger and carry out sending back to after heat convection as primary side thermal source and anti-icing fluid the water return pipeline of return water system.
The beneficial effects of the utility model:
1, the utility model changes existing band recuperation of heat air treatment system into two by three bringing-up sections, reduces system operation cost when reducing equipment windage.
2, the utility model can significantly improve heat recovery efficiency, has reduced construction pipeline laying simultaneously, convenient for installation and maintenance.
Brief description of the drawings
Fig. 1 is the utility model structural representation
Wherein, 1-new wind filter; 2-new geomantic omen-air heat exchanger; 3-surface cooler; 4-humidifier; 5-pressure fan; 6-exhaust-air filter; 7-air draft water-air heat exchanger; 8-exhaust blower; 9-water circulating pump; 10-electric three-way regulating valves; 11-efficient plate-type heat-exchanger; 12-intake stack; 13-outlet pipe; 16-return water system; 17-water system.
Detailed description of the invention
Refer to shown in Fig. 1, the present embodiment is by new wind filter 1, new geomantic omen-air heat exchanger 2, surface cooler 3, humidifier 4, pressure fan 5, exhaust-air filter 6, air draft water-air heat exchanger 7, exhaust blower 8, water circulating pump 9, electric three-way regulating valves 10, efficient plate-type heat-exchanger 11, intake stack 12 and outlet pipe 13 form, new wind filter 1, new geomantic omen-air heat exchanger 2, surface cooler 3, humidifier 4 and pressure fan 5 are successively set in intake stack 12, surface cooler 3 is set together with humidifier 4, new wind filter 1 is positioned at the air inlet end of intake stack 12, pressure fan 5 is positioned at the air opening end of intake stack 12, exhaust-air filter 6, air draft water-air heat exchanger 7 and exhaust blower 8 are successively set in outlet pipe 13, and exhaust blower 8 is positioned at the inlet end of outlet pipe 13, and exhaust-air filter 6 is positioned at the port of export of outlet pipe 13, new geomantic omen-air heat exchanger 2 is communicated with by the first pipeline 14 and the second pipeline 15 with the water circulation of air draft water-air heat exchanger 7, in the first pipeline 14, water circulating pump 9 is set, in the second pipeline 15, electric three-way regulating valves 10 is set, the second pipeline 15 is communicated with efficient plate-type heat-exchanger 11 by electric three-way regulating valves 10, the return water system 16 of surface cooler 3 is communicated with efficient plate-type heat-exchanger 11, and the water inlet end of surface cooler 3 is communicated with water system 17.
In described air draft water-air heat exchanger 7, new geomantic omen-air heat exchanger 2, efficient plate-type heat-exchanger 11 and the first pipeline 14 and the second pipeline 15, be filled with heat transferring medium, described heat transferring medium is anti-icing fluid.
The course of work of the present utility model and principle are:
First be new wind part.First outdoor new wind enter outlet pipe 13, outdoor new wind enters new geomantic omen-air heat exchanger 2 and carries out heat convection after new wind filter 1 filtering dust collecting, by outdoor fresh air preheating to 4 DEG C, then enter surface cooler 3 and lift temperature to wind pushing temperature, by humidifier 4, new rheumatism degree is regulated, then send into indoor through pressure fan 5 by processing the extremely indoor new wind that requires humiture simultaneously.
Next is air draft part.Indoor exhaust wind is undertaken by outlet pipe 13, and first room air enters air draft water-air heat exchanger 7 and carry out heat convection after exhaust-air filter 6 filters, and the air after heat exchange is by outside exhaust blower 8 discharge chambers.
Circulation anti-freezing liquid heat recovery section again.The temperature after the anti-icing fluid of new geomantic omen-air heat exchanger 2 and the new wind heat convection of low temperature of flowing through reduces, provide power that anti-icing fluid is sent into air draft water-air heat exchanger 7 by water circulating pump 9 and carry out the preliminary temperature raising of heat convection with indoor exhaust wind, anti-icing fluid after the preliminary temperature raising electric three-way regulating valves 10 of flowing through, determined the flow of the anti-icing fluid that enters efficient plate-type heat-exchanger 11 by the side direction aperture of electric three-way regulating valves 10, side direction aperture taking outdoor air intake real time temperature as feedback signal control electric three-way regulating valves 10, flow through and after electric three-way regulating valves 10 radially mixes with the anti-icing fluid of side direction, enter new geomantic omen-air heat exchanger 2 and carry out heat convection with new wind, move in circles.
It is finally system air conditioner water section.The water supply of water system 17 is 60 DEG C of low-temperature air conditioner water, is provided by municipal central heating or self-built boiler room heat exchange station.First the water supply of water system 17 enter surface cooler 3 and be down to 50 DEG C after the new wind heat convection of preheating, then enters efficient plate-type heat-exchanger 11 and carry out sending back to after heat convection as primary side thermal source and anti-icing fluid the water return pipeline of return water system 16.
Claims (2)
1. one kind has the air treatment system of recuperation of heat and preheat function, it is characterized in that: be by new wind filter (1), new geomantic omen-air heat exchanger (2), surface cooler (3), humidifier (4), pressure fan (5), exhaust-air filter (6), air draft water-air heat exchanger (7), exhaust blower (8), water circulating pump (9), electric three-way regulating valves (10), efficient plate-type heat-exchanger (11), intake stack (12) and outlet pipe (13) form, new wind filter (1), new geomantic omen-air heat exchanger (2), surface cooler (3), humidifier (4) and pressure fan (5) are successively set in intake stack (12), surface cooler (3) is set together with humidifier (4), new wind filter (1) is positioned at the air inlet end of intake stack (12), pressure fan (5) is positioned at the air opening end of intake stack (12), exhaust-air filter (6), air draft water-air heat exchanger (7) and exhaust blower (8) are successively set in outlet pipe (13), exhaust blower (8) is positioned at the inlet end of outlet pipe (13), and exhaust-air filter (6) is positioned at the port of export of outlet pipe (13), new geomantic omen-air heat exchanger (2) is communicated with by the first pipeline (14) and the second pipeline (15) with the water circulation of air draft water-air heat exchanger (7), water circulating pump (9) is set in the first pipeline (14), electric three-way regulating valves (10) is set in the second pipeline (15), the second pipeline (15) is communicated with efficient plate-type heat-exchanger (11) by electric three-way regulating valves (10), the return water system (16) of surface cooler (3) is communicated with efficient plate-type heat-exchanger (11), and the water inlet end of surface cooler (3) is communicated with water system (17).
2. a kind of air treatment system with recuperation of heat and preheat function according to claim 1, it is characterized in that: in described air draft water-air heat exchanger (7), new geomantic omen-air heat exchanger (2), efficient plate-type heat-exchanger (11) and the first pipeline (14) and the second pipeline (15), be filled with heat transferring medium, described heat transferring medium is anti-icing fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420332224.8U CN203893353U (en) | 2014-06-21 | 2014-06-21 | Air handling system with heat recovery and preheating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420332224.8U CN203893353U (en) | 2014-06-21 | 2014-06-21 | Air handling system with heat recovery and preheating function |
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| Publication Number | Publication Date |
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| CN203893353U true CN203893353U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420332224.8U Expired - Fee Related CN203893353U (en) | 2014-06-21 | 2014-06-21 | Air handling system with heat recovery and preheating function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288224A (en) * | 2016-08-29 | 2017-01-04 | 广东工业大学 | The antifrost heat recovery system of new wind outside a kind of preheating chamber |
| CN108692440A (en) * | 2017-02-24 | 2018-10-23 | 江苏宜安建设有限公司 | A kind of central air-conditioning heat recovery equipment of extract air |
| CN109520101A (en) * | 2018-11-14 | 2019-03-26 | 清华大学 | Heat-recovering fresh air system and working method |
| CN110118428A (en) * | 2019-05-13 | 2019-08-13 | 博纳环境设备(太仓)有限公司 | Environmentally protective heat recovery system |
| CN112797606A (en) * | 2020-12-31 | 2021-05-14 | 深圳市兴达扬机电安装有限公司 | Air-conditioning return air recycling energy-saving system |
| CN116026029A (en) * | 2023-01-10 | 2023-04-28 | 中南建筑设计院股份有限公司 | Two-stage heat recovery purifying unit |
-
2014
- 2014-06-21 CN CN201420332224.8U patent/CN203893353U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288224A (en) * | 2016-08-29 | 2017-01-04 | 广东工业大学 | The antifrost heat recovery system of new wind outside a kind of preheating chamber |
| CN108692440A (en) * | 2017-02-24 | 2018-10-23 | 江苏宜安建设有限公司 | A kind of central air-conditioning heat recovery equipment of extract air |
| CN109520101A (en) * | 2018-11-14 | 2019-03-26 | 清华大学 | Heat-recovering fresh air system and working method |
| CN110118428A (en) * | 2019-05-13 | 2019-08-13 | 博纳环境设备(太仓)有限公司 | Environmentally protective heat recovery system |
| CN112797606A (en) * | 2020-12-31 | 2021-05-14 | 深圳市兴达扬机电安装有限公司 | Air-conditioning return air recycling energy-saving system |
| CN116026029A (en) * | 2023-01-10 | 2023-04-28 | 中南建筑设计院股份有限公司 | Two-stage heat recovery purifying unit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150621 |
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| EXPY | Termination of patent right or utility model |