CN213983826U - Clean windless air conditioning system of soil source heat pump special for villa - Google Patents
Clean windless air conditioning system of soil source heat pump special for villa Download PDFInfo
- Publication number
- CN213983826U CN213983826U CN202022877483.7U CN202022877483U CN213983826U CN 213983826 U CN213983826 U CN 213983826U CN 202022877483 U CN202022877483 U CN 202022877483U CN 213983826 U CN213983826 U CN 213983826U
- Authority
- CN
- China
- Prior art keywords
- heat pump
- unit
- source heat
- water
- module
- 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.)
- Active
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses a clean windless air conditioning system of special soil source heat pump of villa has solved current air conditioning system power consumption height, the poor technical problem of body sense. The utility model discloses a carry out cold and hot exchange's ground source heat pump unit and water source heat pump unit, water source heat pump unit have heat exchanger and new trend unit through a circulation pipe connection, and heat exchanger is connected with the secondary circulation unit, and the secondary circulation unit includes that indoor circulating pump and a plurality of are provided with the capillary net bars of independent valve, new trend unit includes fresh air valve, PM2.5 concentration control unit, humidity control unit, temperature control unit and the filtration jam monitoring unit who links to each other with the host computer, water source heat pump unit with temperature control unit links to each other. The invention takes human feeling as the control direction and intelligent control as the means, reduces the initial investment, realizes the requirements of low energy consumption and high comfort, and is suitable for household buildings and villa enterprises with the area less than 3000 square meters.
Description
Technical Field
The utility model relates to a house villa, enterprise are air conditioning system's for building technical field alone, especially indicate a clean windless air conditioning system of special soil source heat pump of villa.
Background
In the field of household residential air conditioners, a household water system central air conditioner, a fluorine system VRV household multi-split air conditioner, an air duct machine, an air energy heat pump, a wall-mounted furnace, solar energy and other various cold and heat source forms are provided, and a fan coil, a heating radiator, a floor heating system and other forms are provided at the tail end of the air duct machine. In practical application, the health-care pillow is single, high in energy consumption, poor in comfort and low in health index. The existing air conditioning system adopts a fan coil and fresh air (or with or without) to operate in summer, and adopts a floor heating system or a fan coil to directly operate for heating in winter. The processing of new trend system, optional, and the air quality requires lowly.
The main problem of the existing air conditioning system is that the refrigeration and dehumidification of the air conditioner are carried out synchronously in summer, so that the energy consumption is high, the comfort level is poor, and the air outlet temperature is low, so that a human body is easy to suffer from air conditioning diseases in the environment for a long time; even if the floor heating with higher comfort level is adopted in winter, the floor heating can only be carried out, the water temperature is not controlled, the floor heating can only be adjusted by opening or closing, the indoor drying is not comfortable, and the energy consumption is high. And most of the old people and children are at home for a long time, the old people and children belong to the group with sensitive constitution and weak constitution, the body resistance is poor, and the requirements on health and comfortable environment are more urgent.
Disclosure of Invention
To not enough among the above-mentioned background art, the utility model provides a clean windless air conditioning system of special soil source heat pump of villa has solved current air conditioning system power consumption height, the poor technical problem of body sense.
The technical scheme of the utility model is realized like this: clean no wind air conditioning system of special soil source heat pump of villa, including carrying out cold and hot exchange's soil source heat pump set and water source heat pump set, water source heat pump set has heat exchanger and new trend unit through once circulating line connection, and heat exchanger is connected with the secondary circulation unit, and the secondary circulation unit includes that indoor circulating pump and a plurality of are provided with the capillary net bars of independent valve, new trend unit includes fresh air valve, PM2.5 concentration control unit, humidity control unit, temperature control unit and the filter plugging monitoring unit who links to each other with the host computer, water source heat pump set with temperature control unit links to each other.
Furthermore, the temperature control unit comprises a heat exchange module arranged in the fresh air channel and a total heat exchange module connected with the fresh air channel and the exhaust channel, a heat exchange water pipe of the water source heat pump unit penetrates through the heat exchange module, a temperature adjusting electromagnetic valve is arranged on the heat exchange water pipe penetrating through the heat exchange module, and the temperature adjusting electromagnetic valve and the total heat exchange module are both connected with the upper computer.
Further, the humidity control unit comprises a spraying module arranged in the fresh air channel, the spraying module is connected with the steam generator through a humidity adjusting electromagnetic valve, and the humidity adjusting electromagnetic valve is connected with the upper computer.
Further, the air inlet end of the fresh air channel is provided with a fresh air temperature and humidity monitoring module connected with the upper computer, the air supply end is provided with an air supply temperature and humidity monitoring module connected with the upper computer, and the temperature control unit and the humidity control unit are arranged between the fresh air temperature and humidity monitoring module and the air supply temperature and humidity monitoring module.
Further, PM2.5 concentration control unit includes two at least PM2.5 concentration detection modules and an electrostatic precipitator module that link to each other with the host computer, and a PM2.5 concentration detection module sets up the air inlet end at new trend passageway, and another PM2.5 concentration detection module sets up the air supply end at new trend passageway, and the electrostatic precipitator module sets up between two PM2.5 concentration detection modules, filter and block up the monitoring unit and include the air flow detection module that links to each other with the host computer, air flow detection module sets up the front side at the electrostatic precipitator module.
Furthermore, an inlet of each capillary grid is provided with an internal circulation temperature sensor, the internal circulation temperature sensor is connected with an upper computer, and the upper computer is connected with a primary circulation variable frequency water supply pump of the water source heat pump unit.
Furthermore, the independent valve is an electromagnetic valve connected with an upper computer, and each capillary grid is provided with a dew point sensor connected with the upper computer.
Furthermore, an air conditioner water supply pipe of the primary circulation pipeline is connected with a water inlet end of the heat exchanger and a fresh air unit through a primary circulation water separator, a water return end of the heat exchanger and the fresh air unit is connected with an air conditioner water return pipe of the primary circulation pipeline through a primary circulation water collector, the primary circulation water collector is connected with an air conditioner variable-frequency constant-pressure water supplementing and degassing unit, and the soil source heat pump unit and the water source heat pump unit are both connected with a micro-bubble exhaust and decontamination device.
The utility model relates to an organic whole to the radiation changes in temperature mode is the basis, gathers various environmental parameter through multiple sensor, and the host computer is autonomic the operation according to the environmental parameter of monitoring in real time, and the executive component that drives and corresponds goes out corresponding action, through linking to each other thing networking big data and host computer, is the wisdom system that can realize autonomic control indoor environment. The radiation air-conditioning theory technology is a system designed based on the square human body thermal comfort theory and taking human body requirements as a starting point. The system adopts the sensible temperature as the control premise, the human body heat balance as a control sign and the health standard of air quality as a control standard, and realizes a set of advanced environmental system. The air temperature is not simply and singly used as a standard, but the requirement of a human body is finally achieved through unified control of the body sensing temperature, the relative humidity and the absolute humidity, and meanwhile, the quality of the air is controlled, and the health level is achieved.
The utility model effectively reduces the energy consumption of the system operation by utilizing the energy of the renewable ground source on the basis of the application of the heat pump system technology; an indoor environment system integrates heating, cooling, fresh air, purification, humidification and dehumidification, and one system comprehensively solves all the problems. The whole system takes water as a heat exchange medium and a capillary grid as a radiation terminal, and has no noise, no blowing feeling and no cold and heat feeling, so that people in the environment have the advantages of refreshing spirit, refreshing, breathing and improving sleep quality greatly no matter whether living or working, and the system is particularly suitable for old people and children. The dry heat feeling of the floor heater is avoided in winter, and the temperature is accurately controlled. Humidification is another major bright point of the system, and meanwhile, the effect of fresh air can cause no stuffy feeling in a room and eliminate peculiar smell, especially in a kitchen and a toilet. PM 2.5's influence is comparatively serious in winter, and the mode of radiant heating can make the room maintain on the pressure-fired basis, effectively with new trend air quality control in the excellent scope through high-efficient filter equipment. The whole system creates an indoor environment system which takes health and comfort as the premise, takes energy conservation as the target, takes human feeling as the control direction and takes the Internet technology as the service means. The initial investment can be reduced, and the requirements of low energy consumption and high comfort of the home are met.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.
FIG. 1 is a schematic diagram of the present invention;
fig. 2 is a control schematic diagram of the fresh air unit in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
A clean windless air conditioning system of a soil source heat pump special for villa is shown in figure 1 and figure 2 and comprises a soil source heat pump unit 1 and a water source heat pump unit 2 which are used for carrying out cold and heat exchange, wherein the water source heat pump unit 2 is connected with a heat exchanger 3 and a fresh air unit 4 through a primary circulation pipeline, and the heat exchanger 3 is connected with an indoor secondary circulation unit. The ground source heat pump unit 1 transmits ground source energy to the water source heat pump unit 2 to provide a cold source or a heat source for the water source heat pump unit 2, the water source heat pump unit 2 heats or cools the fresh air unit 4 through refrigeration cycle or heating cycle, and simultaneously heats or cools indoor through the heat exchanger 3.
Specifically, the ground source heat pump unit 1 absorbs the ground source heat in winter and absorbs the ground source cold in summer through the plurality of buried heat exchange tubes 25, the buried heat exchange tubes 25 are connected with a soil heat exchanger, the soil heat exchanger is connected with a soil heat exchanger water inlet tube 26 and a soil heat exchanger water outlet tube 27 which are circularly arranged, and water sources in the soil heat exchanger water inlet tube 26 and the soil heat exchanger water outlet tube 27 circularly flow through the external circulation variable frequency pump 28. The water outlet pipes 27 of the plurality of soil heat exchangers are connected with an external circulation water collector 29, the water inlet pipes 26 of the plurality of soil heat exchangers are connected with an external circulation water separator 30, and the water source heat pump unit 2 is connected between the external circulation water collector 29 and the external circulation water separator 30. An external circulation micro bubble exhaust decontamination device 23 is arranged between the external circulation water collector 29 and the water source heat pump unit 2, an external circulation variable frequency pump 28 is arranged between the external circulation micro bubble exhaust decontamination device 23 and the water source heat pump unit 2, and the external circulation variable frequency pump 28 is connected with an upper computer.
The primary circulation pipeline comprises an air conditioner water supply pipe 31 and an air conditioner water return pipe 32 which are circularly communicated through a primary circulation variable frequency water supply pump 19, the air conditioner water supply pipe 31 is connected with the water inlet ends of the heat exchangers 3 and the fresh air handling unit 4 through a primary circulation water separator 21, and the water return ends of the heat exchangers 3 and the fresh air handling unit 4 are connected with the air conditioner water return pipe 32 through a primary circulation water collector 22. The primary circulation water collector 22 is connected with an air conditioner variable-frequency constant-pressure water supplementing and degassing unit 24, an inner circulation micro bubble exhaust decontamination device 33 is arranged between the primary circulation water collector 22 and the water source heat pump unit 2 and the primary circulation variable-frequency water supply pump 19 and between the primary circulation variable-frequency water supply pump 19 and the primary circulation water collector 22, and the primary circulation variable-frequency water supply pump 19 is connected with an upper computer.
The secondary circulation unit comprises an indoor circulation pump 7 and a plurality of capillary grids 5 provided with independent valves 6, and the indoor circulation pump 7 enables internal circulation water in the capillary grids 5 to circularly flow and to exchange heat through the heat exchanger 3. The inlet of each capillary net 5 all is provided with inner loop temperature sensor 18, and inner loop temperature sensor 18 links to each other with the host computer, and the host computer is connected with water source heat pump set 2's once only circulation frequency conversion delivery pump 19, and when the temperature that inner loop temperature sensor 18 monitored is different with the settlement temperature, the host computer control once only circulates frequency conversion delivery pump 19 and compensates through changing the flow.
Further, the independent valves 6 are electromagnetic valves connected with an upper computer, and the upper computer can control the opening and closing of each independent valve 6 so as to independently control the temperature of each area. Dew point sensors 20 connected with an upper computer are arranged at the positions of the capillary grids 5, and after the upper computer receives a dew condensation signal, the independent valves 6 are controlled to be closed or the primary circulating variable frequency water supply pump 19 supplies water in a variable frequency mode, so that dew condensation is prevented.
The fresh air handling unit 4 comprises a fresh air valve 34, a PM2.5 concentration control unit, a humidity control unit, a temperature control unit and a filtering blockage monitoring unit which are connected with an upper computer. The host computer can control the flow of new trend supply through fresh air valve 34, carries out the high efficiency through PM2.5 concentration control unit to the new trend and filters, adjusts the humiture and can avoid the dewfall through humidity control unit and temperature control unit, blocks up monitor unit monitoring PM2.5 concentration control unit's operating condition through filtering. The water source heat pump unit 2 is connected with the temperature control unit, namely, the water source heat pump unit 2 not only can perform radiation heating and refrigeration indoors, but also can regulate and control the fresh air temperature of the fresh air unit 4.
Specifically, the air inlet end of the fresh air channel of the fresh air handling unit is provided with a fresh air temperature and humidity monitoring module 12 connected with the upper computer, the air supply end is provided with an air supply temperature and humidity monitoring module 13 connected with the upper computer, and the temperature control unit and the humidity control unit are arranged between the fresh air temperature and humidity monitoring module 12 and the air supply temperature and humidity monitoring module 13. The temperature control unit comprises a heat exchange module 8 arranged in the fresh air channel and a total heat exchange module 15 connected with the fresh air channel and the exhaust air channel, and the total heat exchange module 15 can preheat or precool fresh air in the fresh air channel by utilizing air exhausted from the exhaust air channel. A heat exchange water pipe of the water source heat pump unit 2 penetrates through the heat exchange module 8, a temperature adjusting electromagnetic valve 9 is arranged on the heat exchange water pipe penetrating through the heat exchange module 8, and the temperature adjusting electromagnetic valve 9 and the total heat exchange module 15 are both connected with the upper computer. The heat exchange module 8 is a cold and hot coil pipe, the upper computer controls the opening and closing or the opening of the temperature adjusting electromagnetic valve 9 according to the data of the fresh air temperature and humidity monitoring module 12 and the air supply temperature and humidity monitoring module 13, and then the temperature is adjusted through the heat exchange between the water source heat pump unit 2 and the cold and hot coil pipe.
The humidity control unit comprises a spraying module 10 arranged in the fresh air channel, the spraying module 10 is connected with the steam generator through a humidity adjusting electromagnetic valve 11, and the humidity adjusting electromagnetic valve 11 is connected with the upper computer. The upper computer controls the opening and closing or the opening of the humidity adjusting electromagnetic valve 11 according to the data of the fresh air temperature and humidity monitoring module 12 and the air supply temperature and humidity monitoring module 13, and adjusts the indoor humidity by conveying steam into the fresh air channel.
The PM2.5 concentration control unit comprises two PM2.5 concentration detection modules 14 and an electrostatic dust removal module 16 which are connected with an upper computer. One of them PM2.5 concentration detection module 14 sets up the air inlet end at new trend passageway, and another PM2.5 concentration detection module 14 sets up the air supply end at new trend passageway, and electrostatic precipitator module 16 sets up between two PM2.5 concentration detection modules 14, and the data control electrostatic precipitator module 16's operating condition that the host computer was gathered through two PM2.5 concentration detection modules 14. The filtering blockage monitoring unit comprises an air flow detection module 17 connected with the upper computer, the air flow detection module 17 is arranged on the front side of the electrostatic dust removal module 16, and the working state of the fresh air handling unit 4 is obtained by monitoring the air flow in the fresh air channel.
The utility model discloses a control method includes the refrigeration in summer and heats in winter, during the refrigeration in summer: the soil source heat pump unit 1 cools a condenser of the water source heat pump unit 2 through the primary circulation water collector 22, the water source heat pump unit 2 cools and circulates, the water source heat pump unit 2 cools indoor circulating water in the capillary grid 5 through the heat exchanger 3, the indoor circulating water cools the room through the capillary grid 5 positioned at the top of the room, and meanwhile, a PM2.5 concentration control unit, a total heat exchange module 15, a temperature control unit and a humidity control unit of the fresh air unit 4 sequentially filter, remove dust, pre-cool, adjust temperature and adjust humidity of air in a fresh air channel to provide fresh air for the room;
during heating in winter: the soil source heat pump unit 1 heats up an evaporator of the water source heat pump unit 2 through the primary circulation water collector 22, the water source heat pump unit 2 performs heating circulation, the water source heat pump unit 2 heats up indoor circulating water in the capillary grid 5 through the heat exchanger 3, the indoor circulating water heats up indoors through the capillary grid 5 in the wall and the floor, and meanwhile, a PM2.5 concentration control unit, a total heat exchange module 15, a temperature control unit and a humidity control unit of the fresh air unit 4 sequentially filter, remove dust, preheat, adjust the temperature and adjust the humidity of air in a fresh air channel to provide fresh air indoors.
Further, the indoor circulating pump 7 is controlled to enable indoor circulating water to flow in the capillary grid 5 in a constant-speed circulating mode, when the temperature detected by the internal circulating temperature sensor 18 is different from the set temperature, the upper computer controls the primary circulating variable-frequency water supply pump 19 to adjust the flow rate of the primary circulating pipeline, and the set point temperature of each capillary grid 5 is controlled independently or in a centralized mode.
Further, when the dew point sensor 20 detects that there is a dew condensation danger, the upper computer controls the independent valve 6 corresponding to the capillary grid 5 to be closed, or the water supply temperature of the primary circulation pipeline is gradually increased according to the indoor relative humidity or the enthalpy value of the indoor air, meanwhile, the fresh air unit 4 dehumidifies the indoor air, and when the dew point sensor 20 detects that the dew condensation danger is eliminated, the whole system normally operates at a set temperature.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Clean no wind air conditioning system of special soil source heat pump of villa, its characterized in that: including soil source heat pump set (1) and the water source heat pump set (2) that carry out cold and hot exchange, water source heat pump set (2) are connected with heat exchanger (3) and new trend unit (4) through the primary loop pipeline, and heat exchanger (3) are connected with the secondary circulation unit, and the secondary circulation unit includes that indoor circulating pump (7) and a plurality of are provided with capillary network grid (5) of independent valve (6), new trend unit (4) include fresh air valve (34), PM2.5 concentration control unit, humidity control unit, temperature control unit and the filter plugging monitoring unit who links to each other with the host computer, water source heat pump set (2) with temperature control unit links to each other.
2. The clean windless air conditioning system of soil source heat pump special for villa according to claim 1, characterized in that: the temperature control unit comprises a heat exchange module (8) arranged in a fresh air channel and a total heat exchange module (15) connected with the fresh air channel and an exhaust air channel, a heat exchange water pipe of the water source heat pump unit (2) penetrates through the heat exchange module (8), a temperature adjusting electromagnetic valve (9) is arranged on the heat exchange water pipe penetrating through the heat exchange module (8), and the temperature adjusting electromagnetic valve (9) and the total heat exchange module (15) are both connected with the upper computer.
3. The clean windless air conditioning system of soil source heat pump special for villa according to claim 2, characterized in that: the humidity control unit comprises a spraying module (10) arranged in the fresh air channel, the spraying module (10) is connected with the steam generator through a humidity adjusting electromagnetic valve (11), and the humidity adjusting electromagnetic valve (11) is connected with the upper computer.
4. The clean windless air conditioning system of soil source heat pump special for villa according to claim 2 or 3, characterized in that: the air inlet end of the fresh air channel is provided with a fresh air temperature and humidity monitoring module (12) connected with the upper computer, the air supply end is provided with an air supply temperature and humidity monitoring module (13) connected with the upper computer, and the temperature control unit and the humidity control unit are arranged between the fresh air temperature and humidity monitoring module (12) and the air supply temperature and humidity monitoring module (13).
5. The clean windless air conditioning system of the soil source heat pump special for villa as claimed in claim 4, characterized in that: PM2.5 concentration control unit includes two at least PM2.5 concentration detection module (14) and an electrostatic precipitator module (16) that link to each other with the host computer, and a PM2.5 concentration detection module (14) set up the air inlet end at new trend passageway, and another PM2.5 concentration detection module (14) set up the air supply end at new trend passageway, and electrostatic precipitator module (16) set up between two PM2.5 concentration detection module (14), filter and block up the monitoring unit and include air flow detection module (17) that link to each other with the host computer, and air flow detection module (17) set up the front side at electrostatic precipitator module (16).
6. The clean airless air conditioning system of the soil source heat pump for the villa as defined in any one of claims 1 to 3 and 5, which is characterized in that: the inlets of the capillary grids (5) are provided with internal circulation temperature sensors (18), the internal circulation temperature sensors (18) are connected with an upper computer, and the upper computer is connected with a primary circulation variable frequency water supply pump (19) of the water source heat pump unit (2).
7. The clean windless air conditioning system of the soil source heat pump special for villa as claimed in claim 6, characterized in that: the independent valve (6) is an electromagnetic valve connected with an upper computer, and dew point sensors (20) connected with the upper computer are arranged at the positions of the capillary grids (5).
8. The clean windless air conditioning system of soil source heat pump special for villa according to claim 7, characterized in that: the air conditioner water supply pipe (31) of the primary circulation pipeline is connected with the water inlet end of the heat exchanger (3) and the water inlet end of the fresh air unit (4) through the primary circulation water separator (21), the water return end of the heat exchanger (3) and the water return end of the fresh air unit (4) are connected with the air conditioner water return pipe (32) of the primary circulation pipeline through the primary circulation water collector (22), the primary circulation water collector (22) is connected with an air conditioner variable-frequency constant-pressure degassing and water supplementing unit (24), and the soil source heat pump unit (1) and the water source heat pump unit (2) are both connected with a micro-bubble exhaust and decontamination device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022877483.7U CN213983826U (en) | 2020-12-04 | 2020-12-04 | Clean windless air conditioning system of soil source heat pump special for villa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022877483.7U CN213983826U (en) | 2020-12-04 | 2020-12-04 | Clean windless air conditioning system of soil source heat pump special for villa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213983826U true CN213983826U (en) | 2021-08-17 |
Family
ID=77239667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022877483.7U Active CN213983826U (en) | 2020-12-04 | 2020-12-04 | Clean windless air conditioning system of soil source heat pump special for villa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213983826U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361477A (en) * | 2020-12-04 | 2021-02-12 | 河南三张节能环保工程有限公司 | Clean windless air conditioning system of soil source heat pump special for villa |
| CN117647073A (en) * | 2024-01-29 | 2024-03-05 | 地平线(天津)科学技术应用研究有限公司 | Automatically controlled integrated system for grain drying and storage |
-
2020
- 2020-12-04 CN CN202022877483.7U patent/CN213983826U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361477A (en) * | 2020-12-04 | 2021-02-12 | 河南三张节能环保工程有限公司 | Clean windless air conditioning system of soil source heat pump special for villa |
| CN117647073A (en) * | 2024-01-29 | 2024-03-05 | 地平线(天津)科学技术应用研究有限公司 | Automatically controlled integrated system for grain drying and storage |
| CN117647073B (en) * | 2024-01-29 | 2024-04-23 | 地平线(天津)科学技术应用研究有限公司 | Automatically controlled integrated system for grain drying and storage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2016179884A1 (en) | Variable-refrigerant-flow radiant air-conditioning system | |
| CN204648744U (en) | Indoor environment system | |
| CN201827984U (en) | Central air-conditioning system of capillary network tail-end water source heat pump | |
| CN213983826U (en) | Clean windless air conditioning system of soil source heat pump special for villa | |
| CN211041202U (en) | Fresh air humidifying unit with double cold and heat sources | |
| CN103574858A (en) | Outdoor return air preprocessing method of central air-conditioning system | |
| CN203964260U (en) | A kind of automatic control system of earth-source hot-pump system | |
| CN204611974U (en) | Degree of depth dehumidifying VMC | |
| CN203642338U (en) | Double-cold-source combination type fresh air handling unit | |
| WO2022068175A1 (en) | Condensation prevention methods for air conditioner radiation terminal and multi-room space radiation terminal | |
| CN109210727A (en) | The capillary network indoor temperature control system in parallel with air-conditioning | |
| CN203010779U (en) | Air treatment system for cleaning operating departments by fixed-proportion secondary return air | |
| CN102032632A (en) | Novel energy resource air conditioning mode and system | |
| CN202675488U (en) | Intelligence frequency conversion double air conditioning system | |
| CN114562766A (en) | Fresh air handling unit and method | |
| CN112361477A (en) | Clean windless air conditioning system of soil source heat pump special for villa | |
| CN205957377U (en) | Clean operating room is with temperature humidity independent control's constant -temperature -and -humidity air conditioning system | |
| CN206739482U (en) | Variable air rate fresh air energy-saving system based on solar energy | |
| CN103453691A (en) | Three-in-one air conditioner and hot water supply device | |
| CN208920479U (en) | The capillary network indoor temperature control system in parallel with air-conditioning | |
| CN109827311A (en) | A kind of full room health comfort air management system of variable air rate | |
| CN209588310U (en) | A kind of full room health comfort air management system of variable air rate | |
| CN209214143U (en) | Double cold source fresh air dehumidification units | |
| CN201652640U (en) | Dehumidifying-type dedicated outdoor air device | |
| CN113915668B (en) | Intelligent heating system and control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 72 Zijingshan Road, Zhengzhou City, Henan Province Patentee after: Sanzhang Energy Conservation Engineering Co.,Ltd. Address before: No.55, building 1, 72 Zijingshan Road, Guancheng Hui District, Zhengzhou City, Henan Province, 450099 Patentee before: HENAN 3ZHANG SAVING ENERGY AND ENVIRONMENTAL PROTECTION ENGINEERING CO.,LTD. |