CN203177404U - Energy-saving convertible and combined type air conditioning processing unit - Google Patents
Energy-saving convertible and combined type air conditioning processing unit Download PDFInfo
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- CN203177404U CN203177404U CN 201320068127 CN201320068127U CN203177404U CN 203177404 U CN203177404 U CN 203177404U CN 201320068127 CN201320068127 CN 201320068127 CN 201320068127 U CN201320068127 U CN 201320068127U CN 203177404 U CN203177404 U CN 203177404U
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Abstract
An energy-saving convertible and combined type air conditioning processing unit comprises a combined type air processing unit, an energy-saving controller, an air volume data collecting controller, a frequency changer, a temperature sensor, a humidity sensor, a cold water electric control valve, a hot water electric control valve and a humidifying electric control valve. The high-precision air volume collecting controller and corresponding control software and hardware are adopted, a draught fan can operate in a low-frequency and energy-saving mode under the premise that temperature and humidity are met, the energy consumption of the unit is greatly reduced, and in other words, the combined type air conditioning processing unit saves energy comprehensively. The energy-saving convertible and combined type air conditioning processing unit is integrally strong in control, the energy-saving reliability can be guaranteed, and the purpose that temperature and humidity control precedence and air volume control precedence are converted can be achieved.
Description
Technical field
The utility model belongs to field of air conditioning, relates to a kind of energy-saving reversible type combination type air and regulates the processing unit, is called for short EC-AHU.
Background technology
Along with building in a large number of intelligent building, combination type air is regulated the processing unit and is applied in widely in the interior room air adjusting of building.
Existing combination type air is regulated the operational mode of handling unit four big drawbacks:
, according to design air flow operation, at any time, under any operating mode, even the humiture the room in, air quantity exceed design load and also do not take the frequency conversion measure at sending blower fan back to, caused the waste of electric energy of air conditioning processing unit inner blower.
⑵ after, the installation, only debugging in the early stage, manual modulation valve on chilled water, hot water, the humidification pipeline is opened to certain proportion, when moving, leans on air-conditioning operating personnel manual adjustments valve in the later stage, can not regulate the valve opening in low-temperature receiver, thermal source, wet source along with air conditioner load in real time, cause a large amount of consumption in low-temperature receiver, thermal source, wet source.
⑶ even install electric control valve at chilled water, hot water, humidification pipeline, also just simply regulate electric control valve according to humiture, air-conditioning draught fan frequency and air output keep original debugging mode, do not regulate, and cause air conditioning to handle the waste of electric energy of unit inner blower.
⑷, low to the degree of accuracy of combination (unit volt) formula air conditioning processing unit air quantity data acquisition causes control according to untrue, has a big risk, and energy consumption is big.
Summary of the invention
The utility model purpose is the above-mentioned deficiency that overcomes prior art, provides a kind of energy-saving reversible type combination type air to regulate and handles unit EC-AHU.
The energy-saving reversible type combination type air that the utility model provides is regulated and is handled unit EC-AHU, comprises combination type air processing unit, energy-saving controller (containing control software), air quantity data acquisition controller, frequency converter, temperature sensor, humidity sensor, cold water electric control valve, hot water electric control valve and humidification electric control valve; Described temperature sensor and humidity sensor are installed in combination type air respectively and handle on the air return section pipeline of unit, the air quantity data acquisition unit is installed on the air supply section pipeline, the cold water electric control valve is installed on the pipeline that is connected with the backwater interface of combination type air processing unit surface cooler, the hot water electric control valve is installed on the pipeline that is connected with the backwater interface of combination type air processing unit heater, and the humidification electric control valve is installed on the pipeline that is connected with combination type air processing unit humidifier; The blower fan that frequency converter is handled in the unit by circuit and combination type air is connected, simultaneously, frequency converter, temperature sensor, humidity sensor, cold water electric control valve, hot water electric control valve, humidification electric control valve and air quantity data acquisition controller are connected with energy-saving controller by circuit respectively.
Described air quantity data acquisition controller is a kind of high accuracy air quantity data acquisition controller, comprises tubular controller housing, pressure difference transmitter, air-valve actuator, volume damper and pressure tester; Described pressure tester is installed on tubular controller housing air inlet one side, and pressure tester is made up of windward side and two hollow pressure-measuring pipes of lee face, evenly arranges pressure tap on the pressure-measuring pipe, and pressure-measuring pipe length is with air-valve length.Two pressure-measuring pipes are surveyed the total head mean value of windward side and the static pressure mean value of lee face respectively, and dynamic pressure mean value equals total head mean value and subtracts static pressure mean value.(according to the different quantity that increase pressure-measuring pipe of air-valve height, to guarantee the pressure measurement degree of accuracy.) a plurality of total head pressure-measuring pipes and the static pressure pressure-measuring pipe back that is connected in parallel respectively inserts two interfaces of pressure difference transmitter mark total head and static pressure by flexible pipe.Volume damper is installed on tubular controller housing air outlet one side by the air-valve actuator, and pressure difference transmitter is connected energy-saving controller respectively by holding wire respectively with the air-valve actuator.Control valve described in the air quantity data acquisition controller is to be installed in the valve plate that tubular controller housing air outlet one side is used for adjusting the air quantity size.
The energy-saving reversible type combination type air that the utility model provides is regulated the difference of handling unit EC-AHU and existing general combination type air processing unit 3 points:
⑴, energy-saving reversible type combination type air are regulated processing unit EC-AHU and are had on the basis of the energy-conservation automatic control of humiture at general combination type air adjusting processing unit, control under the regional humiture prerequisite satisfying, by the VFC to blower fan, combination type air is regulated handled unit with the air quantity input low frequency energy-saving run of high accuracy, it is comprehensive energy-conservation to have realized that really combination type air is regulated the processing unit.
⑵, energy-saving reversible type combination type air regulate data that unit EC-AHU can provide by the collection of high accuracy air quantity data acquisition controller and the state of adjusting handled, by the VFC to blower fan, make combination type air regulate the processing unit and put into operation with the air quantity parameter high accuracy that designs, safe and reliable and energy-conservation.This kind situation is generally used the demanding place of air quantity in air cleaning system etc.
⑶, can realize with " Temperature and Humidity Control the is preferential " switching with " air quantity control preferential " (above-mentioned) two states, to guarantee that different users when satisfying instructions for use separately, cuts down the consumption of energy.
Advantage of the present utility model and good effect:
⑴, energy-saving reversible type combination type air are regulated processing unit EC-AHU energy-saving effect and are improved greatly; Combination type air is regulated the main energy consumption of handling unit and is made up of blower fan, hot and cold, wet energy consumption, generally only energy-conservation automatic control is carried out in hot and cold, wet source now, and EC-AHU is by adopting high accuracy and corresponding control software and hardware, make blower fan satisfy low frequency energy-saving run under the prerequisite of humiture, greatly reduce the energy consumption of unit itself, both can be understood as comprehensive energy-conservation combination type air and regulated the processing unit.
⑵, energy-saving reversible type combination type air are regulated and are handled the switching that unit EC-AHU can realize " Temperature and Humidity Control is preferential " and " air quantity control is preferential ".
⑶ it is whole controlled strong that, energy-saving reversible type combination type air are regulated processing unit EC-AHU, can guarantee energy-conservation reliability.
Description of drawings
Fig. 1 is that energy-saving reversible type combination type air is regulated processing unit schematic diagram.
Fig. 2 is high accuracy air quantity data acquisition controller structural representation.
Among the figure, 1. combination type air is handled unit, 2. energy-saving controller (containing control software), 3. high accuracy air quantity data acquisition controller, 3-1. tubular controller housing, 3-2. pressure difference transmitter, 3-4. the air-valve actuator, 3-5. volume damper, 3-6. pressure tester, 4. frequency converter, 5. temperature sensor, 6. humidity sensor, 7. cold water electric control valve, 8. hot water electric control valve, 9. humidification electric control valve.
The specific embodiment
Embodiment 1:
As shown in Figure 1, the energy-saving reversible type combination type air that the utility model provides is regulated and is handled unit, comprises combination type air processing unit 1, energy-saving controller (containing control software) 2, air quantity data acquisition controller 3, frequency converter 4, temperature sensor 5, humidity sensor 6, cold water electric control valve 7, hot water electric control valve 8 and humidification electric control valve 9; Described temperature sensor and humidity sensor are installed in combination type air respectively and handle on the air return section pipeline of unit, the air quantity data acquisition unit is installed on the air supply section pipeline, the cold water electric control valve is installed on the pipeline that is connected with the backwater interface of combination type air processing unit surface cooler, the hot water electric control valve is installed on the pipeline that is connected with the backwater interface of combination type air processing unit heater, and the humidification electric control valve is installed on the pipeline that is connected with combination type air processing unit humidifier; The blower fan that frequency converter is handled in the unit by circuit and combination type air is connected, simultaneously, frequency converter, temperature sensor, humidity sensor, cold water electric control valve, hot water electric control valve, humidification electric control valve and air quantity data acquisition controller are connected with energy-saving controller by circuit respectively.
Described air quantity data acquisition controller 3 is a kind of high accuracy air quantity data acquisition controller, comprises tubular controller housing 3-1, pressure difference transmitter 3-2, air-valve actuator 3-4, volume damper 3-5 and pressure tester 3-6; Described pressure tester is installed on tubular controller housing air inlet one side, and pressure tester is made up of windward side and two hollow pressure-measuring pipes of lee face, evenly arranges pressure tap on the pressure-measuring pipe, and pressure-measuring pipe length is with air-valve length.Two pressure-measuring pipes are surveyed the total head mean value of windward side and the static pressure mean value of lee face respectively, and dynamic pressure mean value equals total head mean value and subtracts static pressure mean value.(according to the different quantity that increase pressure-measuring pipe of air-valve height, to guarantee the pressure measurement degree of accuracy.) a plurality of total head pressure-measuring pipes and the static pressure pressure-measuring pipe back that is connected in parallel respectively inserts two interfaces of pressure difference transmitter mark total head and static pressure by flexible pipe.Volume damper is installed on tubular controller housing air outlet one side by the air-valve actuator, and pressure difference transmitter is connected energy-saving controller respectively by holding wire respectively with the air-valve actuator.Control valve described in the air quantity data acquisition controller is to be installed in the valve plate that tubular controller housing air outlet one side is used for adjusting the air quantity size.
Wherein,
Combination type air is regulated and handled unit is standardized product, air enters the (pattern for entering after return air and the new wind mixing among the figure by return air inlet, the pattern that also has return air and new wind to enter respectively), (comprise initial effect filtering section, surface cooling section through functional section among the figure, bringing-up section, humidifier section, the medium air filtration section), sent through air supply duct by air outlet at last and deliver to the room, room return air is back to combination type air through return air duct and regulates processing unit return air inlet, forms circulation.Can use the product of the GMP compatible of any producer.
Energy-saving controller is standardized product, can use the product as the RMU of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
In the high accuracy air quantity data acquisition controller, described air-valve actuator is the control device of regulating for the air-valve continuous ratio, regulates the equipment of control valve area by the signal that comes self-controller.The air-valve actuator is standardized product, can use the product as the GBB..1E of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
Described pressure difference transmitter is the equipment of acoustic wind numerical quantity.The pressure reduction speed changer is standardized product, can use the triumphant luxuriant CP200 of company product, also can use other series of triumphant luxuriant company to have product similar function or that other brand has similar function.
Frequency converter is standardized product, can use the product as the MICROMASTER430 of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
Temperature sensor is standardized product, can use the product as the QAM of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
Humidity sensor is standardized product, can use the product as the QFM of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
The cold water electric control valve is standardized product, can use the product as the VVF of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
The hot water electric control valve is standardized product, can use the product as the VKF of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
The humidification electric control valve is standardized product, can use the product as the VVF of Siemens Company series, also can use other series of Siemens Company to have product similar function or that other brand has similar function.
The utility model can be realized the energy-saving run in blower fan, low-temperature receiver, thermal source, wet source in the following manner:
⑴, air quantity control: by high accuracy air quantity data acquisition controller ADC(device) 3 combination type airs of measuring are regulated and are handled unit air output values and design loads relatively, controller 2 by with setting value relatively after send the aperture of instruction adjusting high accuracy air quantity data acquisition controller (device) ADC adjusted valve.Reduce the frequency of fan frequency converter 4 simultaneously, adjust automatically the high accuracy that satisfies design/stable air output.This kind mode can be switched use with mode (2).
⑵, Temperature and Humidity Control: when design air flow moves, measure humiture value and design load comparison by temperature sensor 5 and humidity sensor 6, by regulating cold water electric control valve 7 on the pipeline that is connected with the backwater interface of combination type air processing unit surface cooler, with hot water electric control valve 8 on the pipeline that the backwater interface of heater is connected with pipeline that humidifier is connected on the aperture control humiture of humidification electric control valve 9, after reaching the design humiture, just can reduce the aperture of the last air-valve of high accuracy air quantity data acquisition controller (device) ADC and regulate the minimum air output of handling unit to designing the combination type air that provides, reduce the frequency of fan frequency converter 4 simultaneously, satisfy room humiture requirement.This kind mode can be switched use with mode (1).
Claims (3)
1. an energy-saving reversible type combination type air is regulated and is handled unit, it is characterized in that comprising combination type air processing unit, energy-saving controller, air quantity data acquisition controller, frequency converter, temperature sensor, humidity sensor, cold water electric control valve, hot water electric control valve and humidification electric control valve; Described temperature sensor and humidity sensor are installed in combination type air respectively and handle on the air return section pipeline of unit, the air quantity data acquisition unit is installed on the air supply section pipeline, the cold water electric control valve is installed on the pipeline that is connected with the backwater interface of combination type air processing unit surface cooler, the hot water electric control valve is installed on the pipeline that is connected with the backwater interface of combination type air processing unit heater, and the humidification electric control valve is installed on the pipeline that is connected with combination type air processing unit humidifier; The blower fan that frequency converter is handled in the unit by circuit and combination type air is connected, simultaneously, frequency converter, temperature sensor, humidity sensor, cold water electric control valve, hot water electric control valve, humidification electric control valve and air quantity data acquisition controller are connected with energy-saving controller by circuit respectively.
2. energy-saving reversible type combination type air according to claim 1 is regulated and is handled unit, it is characterized in that described air quantity data acquisition controller is a kind of high accuracy air quantity data acquisition controller, comprises tubular controller housing, pressure difference transmitter, air-valve actuator, volume damper and pressure tester; Described pressure tester is installed on tubular controller housing air inlet one side, pressure tester is that total head pressure-measuring pipe and static pressure pressure-measuring pipe are formed by windward side and two hollow pressure-measuring pipes of lee face, evenly arrange pressure tap on the pressure-measuring pipe, pressure-measuring pipe length is with air-valve length, and two pressure-measuring pipes are surveyed the total head mean value of windward side and the static pressure mean value of lee face respectively; After being connected in parallel respectively, total head pressure-measuring pipe and static pressure pressure-measuring pipe insert two interfaces of pressure difference transmitter mark total head and static pressure by flexible pipe; Volume damper is installed on tubular controller housing air outlet one side by the air-valve actuator, and pressure difference transmitter is connected energy-saving controller respectively by holding wire respectively with the air-valve actuator.
3. energy-saving reversible type combination type air according to claim 2 is regulated and is handled unit, it is characterized in that described control valve is to be installed in the valve plate that tubular controller housing air outlet one side is used for adjusting the air quantity size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068127 CN203177404U (en) | 2013-02-05 | 2013-02-05 | Energy-saving convertible and combined type air conditioning processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068127 CN203177404U (en) | 2013-02-05 | 2013-02-05 | Energy-saving convertible and combined type air conditioning processing unit |
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| Publication Number | Publication Date |
|---|---|
| CN203177404U true CN203177404U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320068127 Expired - Fee Related CN203177404U (en) | 2013-02-05 | 2013-02-05 | Energy-saving convertible and combined type air conditioning processing unit |
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| Country | Link |
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| CN (1) | CN203177404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979606A (en) * | 2017-05-09 | 2017-07-25 | 合肥天鹅制冷科技有限公司 | The device of accurate quick control air-supply humiture |
-
2013
- 2013-02-05 CN CN 201320068127 patent/CN203177404U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979606A (en) * | 2017-05-09 | 2017-07-25 | 合肥天鹅制冷科技有限公司 | The device of accurate quick control air-supply humiture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130904 Termination date: 20190205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |