CN202532630U

CN202532630U - Electrical equipment room energy saving cooling device

Info

Publication number: CN202532630U
Application number: CN2011204506724U
Authority: CN
Inventors: 蔡征宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-10-30
Filing date: 2011-10-30
Publication date: 2012-11-14
Anticipated expiration: 2021-10-30

Abstract

The utility model discloses an electrical equipment room energy saving cooling device using a wet curtain as a cooling part. The cooling part is constituted by a wet curtain circulating water system, a blower fan power unit, and a temperature humidity dual controller. A uniformly distributed water groove, a wet curtain, a water holding groove, a flat filtering device, a water storage tank, and a circulating water pump of the wet curtain circulating water system can form a closed-type circulation. The temperature humidity dual controller is constituted by a temperature humidity sensor and a controller. The blower fan power unit can be used to pump the evaporated cold wet air in the wet curtain circulating water system into the electrical equipment room, and the evaporated cold wet air flow can pass the electrical equipment required to be cooled, and an air flow channel used for the cooling and the heat dissipation of the electrical equipment can be formed.

Description

Electric equipment machine room energy-saving heat sink

Technical field

The utility model relates to a kind of electric equipment machine room energy-saving heat sink, especially a kind of energy-saving and cooling device to elevator(lift) machine room, air-cooled air-conditioning unit, unmanned communication machine room, power transformer room.

Background technology

Electrical equipment building environment temperature directly has influence on service life, work efficiency, the reliability three big indexs of electric equipment; The service life of the high more electric equipment of building environment temperature is shorter, the work efficiency is low more, reliability is low more, and the electric equipment of long-term work under hot environment shortens service life, the device failure frequency is high, Energy Efficiency Ratio is low, failure-frequency is high.Normally move for the safety that guarantees electric equipment during the broiling summer; Usually at the electric equipment machine room freon refrigeration air-conditioning equipment is installed and is reduced the electric equipment computer room temperature; The method shortcoming of using the freon refrigeration air-conditioning to reduce the electric equipment computer room temperature is that freon refrigeration air-conditioning self power consumption is high, and operating cost is high.

The Wet-curtain temperature reducing system is made up of papery porous wet curtain, water circulation system, blower fan power unit.When utilizing outdoor unsaturated air to flow through porous, moistening wet curtain surface, the large quantity of moisture evaporation, the sensible heat that is embodied by temperature in the air is converted into evaporation latent heat, thereby reduces the temperature of air self.During through fan exhausting or air draft, force the cold air behind Wet-curtain temperature reducing to introduce the indoor cooling that carries out, Wet-curtain temperature reducing system power consumption only is equivalent to about 1/10th of equal refrigerating capacity freon refrigeration air-conditioning, and energy-saving effect is obvious.

Though there is good cooling-down effect in the Wet-curtain temperature reducing system; But the cold air humidity after the cooling increases; The Wet-curtain temperature reducing system applies is lowered the temperature in electrical equipment machine room machine room; The cold air that electrical equipment machine room machine room is introduced in reply carries out corresponding humidity control, and to the ambient humidity requirement, electric equipment machine room humidity can be guaranteed the electrical equipment safe operation between being controlled at 75% to 85% according to different electric equipments.

The utility model content

The problem that the utility model solves provides a kind of electric equipment machine room energy-saving heat sink that more economizes on electricity than freon refrigeration air-conditioning, is applicable to electrical equipment machine room machine room cooling, can obtain good energy-saving effect.The utility model is made up of wet curtain circulation, blower fan power unit, temperature humidity dual controller three parts; It is characterized in that: the water distribution uniformity groove of wet curtain circulation, wet curtain, water receiving tank, flat-panel filter, storage tank, water circulating pump constitute closed cycle each other, and the temperature humidity dual controller is made up of humidity temperature pickup, controller.Wet curtain is formed by stacking by the water-fast corrugated material of hard, and thickness is greater than 10 centimetres, and area is greater than the surface area of electric equipment heater in the electrical equipment machine room.Blower fan power unit is installed on air inlet or the air outlet, blower fan power unit per hour exhaust air rate greater than 60 times of spatial volumes of cooling.The temperature humidity dual controller is made up of independently temperature controller and humidity controller, and temperature controller is controlled blower fan power unit and water circulating pump start and stop simultaneously, and humidity controller is controlled the water circulating pump start and stop separately.

Description of drawings

Fig. 1 is the complete Wet-curtain temperature reducing system works schematic diagram of electric equipment machine room energy-saving heat sink.

Fig. 2 is that electric equipment machine room energy-saving heat sink electric equipment self has blower fan power unit Wet-curtain temperature reducing system works schematic diagram.

Fig. 3 is embodiment 1, split type Wet-curtain temperature reducing system electric equipment machine room negative pressure air draught layout elevation.

Fig. 4 is embodiment 2, integral type Wet-curtain temperature reducing system electric equipment machine room forced draft layout elevation.

Fig. 5 is embodiment 3, and electric equipment self has the layout elevation of blower fan power unit Wet-curtain temperature reducing system employs in air cooled air conditioner.

In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5; 1 is made up of wet curtain 11, periodical feeding pipe 12, water distribution uniformity groove 13, water receiving tank 14, recirculated water 15, storage tank 16, water circulating pump 17, flat-panel filter 18, floating ball valve of rehydration 19 for wet curtain circulation; 2 is blower fan power unit; 3 are made up of humidity temperature pickup 31, controller 32 for the temperature humidity dual controller, and 4 is that electric equipment, 5 is sealing plate for condenser, 9 for sunshading board, 8 for air outlet, 7 for air inlet, 6.

The specific embodiment

Below in conjunction with the accompanying drawing specific embodiment the utility model is elaborated

As shown in Figure 1, be the complete Wet-curtain temperature reducing system works principle schematic of electric equipment machine room energy-saving heat sink, form electrical equipment machine room energy-saving heat sink by wet curtain circulation 1, blower fan power unit 2, temperature humidity dual controller 3.Wet curtain 11 is formed by stacking by the water-fast corrugated material of hard; Thickness is greater than 10 centimetres; Area is greater than the 4 heater surface areas of electric equipment in the electrical equipment machine room; Pass through periodical feeding pipe 12 to wet curtain 11 top water distribution uniformity grooves 13 water sprays by water circulating pump 17 during refrigeration cool-down, the equidistance uniform small pores of water distribution uniformity groove 13 bottoms is sprinkled upon wet curtain top with recirculated water 15 even cloth, and recirculated water 15 is passing through more large tracts of land corrugated surface dispersion recirculated water 15 of wet curtain 11 inside; Suck the recirculated water 15 that a large amount of evaporations of hot-air are dispersed in wet curtain 11 corrugated surfaces in wet curtain 11 inside through blower fan power unit 2; Make the hot-air cooling become the higher cold air of humidity, cooling-down effect reaches as high as 15 degrees centigrade, and cold air can be lowered the temperature to electric equipment 4; Unevaporated recirculated water 15 flows into water receiving tank 14 by wet curtain 11 bottoms; Recirculated water 15 in the water receiving tank flows into storage tank 16, is provided with flat-panel filter 18 maintenance recirculated waters 15 cleanings of a sealing in storage tank 16 bottoms, and the recirculated waters 15 that floating ball valve of rehydration 19 is responsible for additional evaporation keep storage tank 16 interior fixedly water levels simultaneously.For guaranteeing that ambient humidity is no more than the standard safe in utilization of electric equipment; Temperature humidity dual controller 3 is set in the electric equipment machine room; Temperature humidity dual controller 3 is made up of humidity temperature pickup 31 and controller 32; Data when humidity temperature pickup 31 collections; Controller 32 cut out water circulating pump 17 and blower fan power unit 2 simultaneously when the electric equipment computer room temperature was lower than setting value, was higher than and set 32 of humidity controllers and close water circulating pump 17 when the electric equipment computer room temperature is higher than design temperature, humidity, and blower fan power unit 2 continues the humidity to electric equipment 4 heat radiations the reduction simultaneously electric equipment machine room.

As shown in Figure 2; Be that electric equipment machine room energy-saving heat sink electric equipment self has blower fan power unit Wet-curtain temperature reducing system works principle schematic; Operation principle is identical with complete Wet-curtain temperature reducing system shown in Figure 1; Difference is that it is that the electric equipment 4 that needs are lowered the temperature self has 2 heat radiations of blower fan power unit that electric equipment self has blower fan power unit Wet-curtain temperature reducing system, utilizes electric equipment 4 self to have blower fan power unit 2 and is combined into complete Wet-curtain temperature reducing system with the wet curtain circulation 1, the temperature humidity dual controller 3 that increase.

As shown in Figure 3; Be embodiment 1; Split type complete Wet-curtain temperature reducing system electric equipment machine room negative pressure air draught layout elevation; This layout is to be arranged on wet curtain circulation 1 and blower fan power unit 2 on the both walls of the electric equipment 4 that needs cooling respectively; Blower fan power unit 2 tops are higher than wet curtain circulation 1 top H greater than 1.5 meters, wet curtain 11 bottoms overhead height h less than 1.2 meters, humidity temperature pickup 31 be arranged on overhead height greater than 1.5 meters, less than 2 meters positions near electric equipment 4; A sunshading board 7 is installed on the exterior wall of wet curtain top is reduced outdoor radiant heat, this layout is applicable to that the room volume is little, the electric equipment machine room of good airproof performance.

As shown in Figure 4; Be embodiment 2; The Wet-curtain temperature reducing system electric equipment machine room forced draft layout elevation that integral type is complete, this layout are to be installed in wet curtain circulation 1 in the casing with blower fan power unit 2, and blower fan power unit 2 is directly sent into the electric equipment machine room to the cold air after the cooling; Open an air outlet 6 in the Wet-curtain temperature reducing system on to face wall; Air outlet 6 tops are higher than wet curtain circulation 1 top H greater than 1.5 meters, wet curtain 11 bottoms overhead height h less than 1.2 meters, humidity temperature pickup 31 be arranged on overhead height greater than 1.5 meters, less than 2 meters positions near electric equipment 4; A sunshading board 7 is installed on the exterior wall of wet curtain top is reduced outdoor radiant heat, this layout is applicable to that the room volume is big, the electric equipment machine room of sealing difference.

As shown in Figure 5; Be embodiment 3; Electric equipment self has the layout elevation of blower fan power unit Wet-curtain temperature reducing system employs in air cooled air conditioner, and outdoor refrigeration machine self has blower fan power unit 2 in air cooled air conditioner, and self having blower fan power unit 2 is that outdoor condenser 8 is dispelled the heat; The high more radiating effect of outdoor temperature is poor more; Refrigeration efficiency descends, and outdoor refrigeration machine air inlet 5 is installed the wet curtain circulation 1 of a cover in air cooled air conditioner, and makes outdoor hot-air can not directly get into condenser 8 with the wet curtain 11 of sealing plate 9 sealings with condenser 8 peripheries; Outdoor hot blast self has the 2 negative pressure air draughts of blower fan power unit through outdoor refrigeration machine and gets into the outdoor hot-air of wet curtain 11 precoolings; Through outdoor hot-air wind cooling the becoming higher cold air of humidity of wet curtain 11, cold air improves the radiating effect of condenser 8, and refrigeration efficiency improves.

Claims

1. electric equipment machine room energy-saving heat sink; Form by wet curtain circulation, blower fan power unit, temperature humidity dual controller three parts; It is characterized in that: the water distribution uniformity groove of wet curtain circulation, wet curtain, water receiving tank, flat-panel filter, storage tank, water circulating pump constitute closed cycle each other, and the temperature humidity dual controller is made up of humidity temperature pickup, controller.

2. electric equipment machine room energy-saving heat sink according to claim 1 is characterized in that: wet curtain is formed by stacking by the water-fast corrugated material of hard, and thickness is greater than 10 centimetres, and area is greater than the surface area of electric equipment heater in the electrical equipment machine room.

3. electric equipment machine room energy-saving heat sink according to claim 1 is characterized in that: blower fan power unit is installed on air inlet or the air outlet, blower fan power unit per hour exhaust air rate greater than 60 times of spatial volumes of cooling.

4. electric equipment machine room energy-saving heat sink according to claim 1; It is characterized in that: the temperature humidity dual controller is by independently temperature controller and humidity controller are formed; Temperature controller is controlled blower fan power unit and water circulating pump start and stop simultaneously, and humidity controller is controlled the water circulating pump start and stop separately.