Constant-temperature constant-humidity air-conditioner intelligent network energy conserving system
Technical field:
The utility model relates to a kind of air conditioner energy-saving system, refers in particular to a kind of constant-temperature constant-humidity air-conditioner intelligent network energy conserving system.
Background technology:
Present making rapid progress along with science and technology; Especially sci-tech product productions such as military affairs, space flight, aviation, electronics, biomedicine, processing all be unable to do without constant-temperature constant-humidity air-conditioner, air-conditioning system workshop, toilet; Its lustration class is all between 100 grades of (ISO5)-10000 grade (ISO7); Temperature is controlled to be 22 ℃ ± 2 ℃, relative humidity control 55% ± 5%.Because constant-temperature constant-humidity air-conditioner, toilet's air-conditioning system energy consumption are very surprising, its energy consumption be the common air-conditioning workshop 10-15 doubly." LCD production is an example, and China can the loss-rate U.S. want high by 40%, (U.S. 1.28-1.63kw/m with 12
2The toilet, Chinese 1.68-2.13kw/m
2The toilet).
Dehumidifying cools after the design of traditional constant temperature and humidity, toilet's air-conditioning unit generally all adopts surface cooler with return air and the mixing of new wind; Reach below the dew-point temperature (the surface cooler leaving air temp is usually at 8-12 ℃); Because temperature control in workshop is 22 ℃ ± 2 ℃; So have to adopt electric heater (perhaps steam, hot water) to be heated to the ventilation state point to surface cooler air-out dew-point temperature to blow, through with reach the workshop moisture temperature requirement after the air in room mixes.In the process of this air-treatment, unavoidably there is the process of the energy offset of a bigger cooling, intensification, i.e. a large amount of energy has been wasted in the antagonism of heating of surface cooler cooling and heater in vain, and this is to perplex HVAC industry problem for many years.But, have to let alone consume for guaranteeing the constant temperature and humidity effect in workshop.After the once indoor return air of AHU air-conditioning mixes with new wind, get into the dehumidifying (being below the dew-point temperature) that cools of master meter cooler, the discharge of being condensed of airborne moisture is outdoor, thereby reaches effect on moisture extraction.But because after the cooling of air process master meter cooler; Air themperature is generally dropped to below 12 ℃, and it is temperature required to be heated to the workshop through electric heater again, sends in the clean room through blower fan; So this traditional constant temperature and humidity, toilet's air-conditioning system be energy consumption very, thereby can't satisfy the demand in market.
In sum, above-mentioned air-conditioning unit exists some to need improved place, and the applicant also is in this purpose just and creates design the utility model.
The utility model content:
The purpose of the utility model is to overcome the weak point of existing air-conditioning unit, and a kind of constant-temperature constant-humidity air-conditioner intelligent network energy conserving system is provided.
The utility model realizes that the technical scheme that its purpose adopts is: this constant-temperature constant-humidity air-conditioner intelligent network energy conserving system comprises air-intake device, intelligent controller, main frame, sensor; Sensor is connected with intelligent controller; Intelligent controller is connected through network with main frame; Said air-intake device comprises: the new wind inlet that is communicated with successively, new wind surface cooling section, new wind blower fan, main surface cooling section, bringing-up section, humidifier section, mixed wind blower fan, air outlet; This system also comprises a return air channel; This return air channel comprises: the primary retirn air passage that is communicated with main surface cooling section, with the secondary return air passage that mixed wind blower fan is communicated with, said new wind inlet is provided with the moving air-valve of new wind-powered electricity generation, said primary retirn air passage is provided with Electric air valve one time; Said secondary return air passage is provided with the secondary Electric air valve, and the moving air-valve of new wind-powered electricity generation, Electric air valve, a secondary Electric air valve are connected with intelligent controller respectively.
In the technique scheme; Said new wind surface cooling section respectively with freezing water intaking pipe, once go out chilled water pipe and be communicated with; Once go out chilled water pipe and be provided with the bypass proportioning valve, once go out chilled water pipe and be communicated with main surface cooling section, main surface cooling section goes out chilled water pipe with a secondary and is communicated with; Secondary goes out chilled water pipe and is provided with the backwater proportioning valve, and bypass proportioning valve, backwater proportioning valve are connected with intelligent controller respectively.
In the technique scheme, said bringing-up section is connected with intelligent controller through switch, and humidifier section is connected with the humidification proportioning valve, and the humidification proportioning valve is connected with intelligent controller.
In the technique scheme, said sensor comprises: outdoor temperature sensor, outside humidity sensor, indoor temperature transmitter, indoor humidity sensor, differential pressure pickup; Outdoor temperature sensor, outside humidity sensor, indoor temperature transmitter, indoor humidity sensor, differential pressure pickup are connected with intelligent controller respectively.
After adopting said structure, the utlity model has following advantage:
1, the utility model can reduce constant-temperature constant-humidity air-conditioner, toilet's air conditioning energy consumption significantly; Good energy-conserving effect (the annual fractional energy savings reaches more than 60%); Mainly remove dehumidifying heating electricity consumption from, reduced the flow of chilled water simultaneously, also reduced the load of handpiece Water Chilling Units simultaneously.
2, the utility model is applicable to air-conditioning systems such as newly-built constant-temperature constant-humidity air-conditioner, toilet; Also be applicable to simultaneously the transformation of air-conditioning systems such as existing constant-temperature constant-humidity air-conditioner, toilet.
3, use this intelligent network energy conserving system after, can use the air-conditioning equipment of native system to manage concentratedly to all, all can carry out integrated networking control, Long-distance Control, the maintenance management expense of practicing thrift equipment.
4, steady quality is reliable.After using the utility model, make the humiture in workshop more even, more steady, also improve the control accuracy of air-conditioning system simultaneously,, reduce production costs, improve product competitiveness to guarantee product quality.
5, product-specific investments period of investment return weak point, cold is big more, and period of cost recovery is short more, on average at 3-5 month cost of can recouping capital outlay fully.
6, in the transformation process, can to the existing equipment performance with produce to produce any influence, construct during may be selected in corrective maintenance.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
The specific embodiment:
Below in conjunction with specific embodiment and accompanying drawing the utility model is further specified.
With reference to shown in Figure 1, present embodiment the utility model comprises: air-intake device, intelligent controller 1, main frame 2, sensor, and sensor is connected with intelligent controller 1, and intelligent controller 1 and main frame 2 are connected through network.
Particularly: above-mentioned air-intake device comprises: the new wind inlet 3 that is communicated with successively, new wind surface cooling section 4, new wind blower fan 5, main surface cooling section 6, bringing-up section 7, humidifier section 8, mixed wind blower fan 9, air outlet 10; New wind surface cooling section 4 respectively with freezing water intaking pipe 11, once go out chilled water pipe 12 and be communicated with; Once go out chilled water pipe 12 and be provided with bypass proportioning valve 13; Once going out chilled water pipe 12 is communicated with main surface cooling section 6; Main surface cooling section 6 goes out chilled water pipe 14 with secondary and is communicated with, and secondary goes out chilled water pipe 14 and is provided with backwater proportioning valve 15, and bypass proportioning valve 13, backwater proportioning valve 15 are connected with intelligent controller 1 respectively.This bringing-up section 7 is connected with intelligent controller 1 through switch 27, and humidifier section 8 is connected with humidification proportioning valve 16, and humidification proportioning valve 16 is connected with intelligent controller 1.
The sensor comprises: outdoor temperature sensor 17, outside humidity sensor 18, indoor temperature transmitter 19, indoor humidity sensor 20, differential pressure pickup 21, outdoor temperature sensor 17, outside humidity sensor 18, indoor temperature transmitter 19, indoor humidity sensor 20, differential pressure pickup 21 are connected with intelligent controller 1 respectively.
The utility model also comprises a return air channel; This return air channel comprises: the primary retirn air passage 22 that is communicated with main surface cooling section 6, the secondary return air passage 23 that is communicated with mixed wind blower fan 9; This new wind inlet 3 is provided with the moving air-valve 24 of new wind-powered electricity generation; This primary retirn air passage 22 is provided with Electric air valve 25 one time; This secondary return air passage 23 is provided with secondary Electric air valve 26, and the moving air-valve of new wind-powered electricity generation 24, Electric air valve 25, a secondary Electric air valve 26 are connected with intelligent controller 1 respectively, moves air-valve 24 through new wind-powered electricity generation and can effectively control new wind and get into new wind surface cooling section 4; Can effectively control primary retirn air through an Electric air valve 25 and get into main surface cooling section 6, can effectively control secondary return air through secondary Electric air valve 26 and get into mixed wind blower fan 9.
The utility model is through intelligent controller 1, outdoor temperature sensor 17, outside humidity sensor 18, indoor temperature transmitter 19, indoor humidity sensor 20, differential pressure pickup 21; Inside and outside humiture and the pressure reduction of Control Room changes in real time; In time be conveyed into indoor latent heat of central processing unit computational analysis and sensible heat load; Control the open degree of the moving air-valve of new wind-powered electricity generation 24, Electric air valve 25, secondary Electric air valve 26, bypass proportioning valve 13, backwater proportioning valve 15, humidification proportioning valve 16 according to the central processing unit signal in real time; Guarantee air-conditioning air-supply humiture and pressure reduction stable operation, to satisfy indoor temperature and humidity and pressure reduction requirement.
Temperature control: when indoor temperature transmitter 19 is sensed indoor sensible heat load and increased, regulate Electric air valve 25, secondary Electric air valve 26 apertures earlier and become big,, regulate the aperture of backwater proportioning valve 15 again as not satisfying indoor requirement.
Humidity control: when outside humidity sensor 18, indoor humidity sensor 20 are sensed the increase of indoor and outdoor latent heat load; Regulate earlier secondary Electric air valve 26, Electric air valve 25 apertures become big; As can not satisfy indoor requirement, regulate bypass proportioning valve 13, the change of backwater proportioning valve 15 apertures more greatly.
The utility model can be according to the position of Electric air valve 25 of indoor and outdoor humiture actual conditions adjustment, secondary Electric air valve 26, bypass proportioning valve 13, backwater proportioning valve 15, the moving air-valve 24 of new wind-powered electricity generation; Just lower the temperature and the antagonism of heating in the resolution system fully, avoid a large amount of cold and hot energy wastes.The utility model is significantly energy-saving and cost-reducing, and automaticity is high, makes things convenient for unified management and maintenance.
Certainly; The above is merely an embodiment of the utility model; Be not to limit the utility model practical range, all equivalences of doing according to the said structure of the utility model claim, characteristic and principle change or modify, and all should be included in the utility model claim.