CN104795743A - Heat radiation system of electrical cabinets in power distribution room - Google Patents
Heat radiation system of electrical cabinets in power distribution room Download PDFInfo
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- CN104795743A CN104795743A CN201510230789.4A CN201510230789A CN104795743A CN 104795743 A CN104795743 A CN 104795743A CN 201510230789 A CN201510230789 A CN 201510230789A CN 104795743 A CN104795743 A CN 104795743A
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- regulator cubicle
- power distribution
- air
- distribution station
- temperature
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a heat radiation system of electrical cabinets in a power distribution room. The heat radiation system comprises the power distribution room and the plurality of electrical cabinets in the power distribution room, wherein a rainproof roof is arranged on the top of the power distribution room; keels are arranged at the upper part of the power distribution room; suspended ceiling plates are connected below the keels; the power distribution room is divided into an upper space and a lower space by the suspended ceiling plates; an air-conditioning chamber is further formed in each electrical cabinet; the air-conditioning chambers are communicated with a connecting tube; an exhaust tube is correspondingly arranged above each electrical cabinet; the exhaust tubes penetrate through the suspended ceiling plates above the electrical cabinets so that the top parts of the exhaust tubes are positioned inside the upper space of the power distribution room; the bottom parts of the exhaust tubes are communicated with upper openings of corresponding electrical cabinets; a fan is further arranged on the ground of the power distribution room; the outlet tube of the fan is communicated with a blowing tube; the blowing tube is communicated with all air flues. As a plurality of heat radiation schemes are simultaneously implemented, the heat radiation effect is good, and normal operation of electrical elements inside the electrical cabinets of the power distribution room can be effectively ensured.
Description
Technical field
The present invention relates to electric field, especially a kind of cooling system of power distribution station regulator cubicle.
Background technology
Regulator cubicle is conventional electric product, and regulator cubicle processes by steel matter the cupboard normally worked for protection components and parts.Regulator cubicle makes material and is generally divided into hot rolled steel plate and cold-rolled steel sheet two kinds.The relative hot rolled steel plate of cold-rolled steel sheet more made of soft, is more suitable for the making of regulator cubicle.Regulator cubicle is of many uses is mainly used in chemical industry, environmental protection industry (epi), electric power system, metallurgical system, industry, nuclear power industry, and security against fire is monitored, transportation industry etc.
Regulator cubicle in use, the electric component of its inside can generate heat, temperature in cabinet is raised, easily affect normal use and the useful life of the electric component of its inside when temperature is too high, for this reason, regulator cubicle is all provided with radiator structure, generally that ventilating opening or ventilation shutter are set on regulator cubicle, some regulator cubicles can arrange fan at ventilating opening, utilize fan that air-flow in regulator cubicle is changed, and improve radiating efficiency.
There is following technical problem in existing regulator cubicle heat radiation:
1, the scheme that fan is set in regulator cubicle is adopted, because fan operationally can produce vibration, this vibration is delivered in the electric component of its inside by receiving between cabinet, when various electric component is in vibrational state for a long time, the element device of its inside is easily impaired, have impact on useful life, on the other hand, also throwing off because being subject to long-term vibration between various connecting line and contact, making whole system produce fault, therefore adopting the scheme of fan inside to have problems;
2, regulator cubicle is generally placed in electrical control indoor, if electric control room does not establish air-conditioning, the temperature of whole electric control room can be very high, and especially in summer, because external air temperature is high, the fan in regulator cubicle is had to long-term work; If establish air-conditioning at electric control room in addition, what the cold air major part that air-conditioning produces was formed is building energy consumption, and namely the air of whole electrical control indoor all needs cooling, and such energy consumption is just high, does not calculate;
3, the control core in regulator cubicle: controller does not have independent radiator structure, controller, once go wrong not in time because dispelling the heat, will make whole system paralyse, causing immeasurable loss.
Owing to there is above-mentioned technical problem in prior art, impact uses, and therefore must improve.
Our company once developed a kind of regulator cubicle and cooling control method (application number 2015102008568) thereof, be beneficial to the air channel being positioned at power distribution station top to dispel the heat, but air channel makes numerous tired, volume is little, convection effects is poor, so our company has done again further improvement.
Summary of the invention
The object of the invention is the deficiency in order to solve above-mentioned technology and the cooling system of the power distribution station regulator cubicle of a kind of good heat dissipation effect designed.
The cooling system of a kind of power distribution station regulator cubicle designed by the present invention, comprise power distribution station and the some regulator cubicles being positioned at power distribution station, it is characterized in that described power distribution station top has rainproof top, described power distribution station top is provided with keel, ceiling plate is connected with below keel, power distribution station is divided into upper and lower two spaces by all ceiling plates, the four sides, position being positioned at ceiling plate top at power distribution station all has ventilating window, ventilating window is provided with fly net, the ground of described power distribution station has many parallel grooves, in each groove, is all provided with air channel; Be provided with an air-conditioning cabinet in the upper center position of each groove, be provided with air-conditioning in described air-conditioning cabinet, be provided with the regulator cubicle of the arrangement in in-line in the both sides of air-conditioning cabinet, the width of described groove is less than air-conditioning cabinet and regulator cubicle; In described air channel, be provided with a refrigerator pipe, communicate with refrigerator pipe bottom described air-conditioning cabinet; Described regulator cubicle top has upper shed, bottom surface has under shed, side has air inlet, is also provided with an air conditioning chamber in regulator cubicle, and described air conditioning chamber communicates with a tube connector; To there being a blast pipe above each regulator cubicle, this blast pipe makes the top of blast pipe be positioned at the space on described power distribution station upper strata through the ceiling plate on its top, and the bottom of this blast pipe communicates with the upper shed of corresponding regulator cubicle; Position corresponding with each regulator cubicle on described air channel is provided with discharge pipe, described discharge pipe is communicated by deformable tube with the under shed of corresponding regulator cubicle, described refrigerator pipe has an outlet at each discharge pipe place, and described tube connector is connected with the outlet of corresponding refrigerator pipe; Described tube connector is also provided with bypass pipe, and described bypass pipe is provided with air outlet valve; One is also provided with only with the fan of being bled toward in by air inlet in described regulator cubicle; The ground of power distribution station is also provided with a blower fan, and the outlet of described blower fan communicates with blower, and described blower is all communicated with all air channels.
The cooling system of the power distribution station regulator cubicle designed by the present invention, its beneficial effect is: first, at ordinary times due to the principle of hot-air rising, hot-air in regulator cubicle can directly enter in the space on power distribution station upper strata by blast pipe, the four sides, space on power distribution station upper strata all has ventilating window, and be a spacious entirety, convection effects is good, hot-air directly can shed outside power distribution station along with the flowing of air, this make use of natural wind energy to dispel the heat, energy consumption is little, the hot-air shed in addition has directly arrived outdoor, for placing the power distribution station lower floor of regulator cubicle, temperature not easily raises, when air themperature keeps lower, it is all right that it enters cooling effectiveness in regulator cubicle, fly net can play insect protected effect simultaneously, and rainproof effect can be played in rainproof top, second, during blower fan work, the under shed of wind bottom blower, air channel, discharge pipe, deformable tube, regulator cubicle enters each regulator cubicle, by in regulator cubicle because electric component heating the hot-air that accumulates to blowing up, directly shed to outside power distribution station through the space on power distribution station upper strata, same heat is all blown to power distribution station upper strata and outdoor, and for placing the power distribution station lower floor of regulator cubicle, temperature not easily raises, meanwhile, the vibration in air channel has finally been absorbed in deformable tube place, prevents the vibration effect regulator cubicle in air channel, 3rd, air-conditioning cabinet has cold air because of air conditioner refrigerating, and cold air is transported in air conditioning chamber by the tube connector in refrigerator pipe and each regulator cubicle, and tube connector ensures unobstructed for a long time, air conditioning chamber is in low temperature for a long time, may be used for mount controller or expensive electrical element, cold air enters in air conditioning chamber lowers the temperature to installed electric component, like this, controller as control core obtains preferential treatment, can be in air conditioner surroundings for a long time, not easily produce fault, reduce the loss therefore produced, because air-conditioning cabinet only communicates with each regulator cubicle, and do not communicate with the air outside regulator cubicle, air-conditioning need not reduce the temperature of whole power distribution station, does not need to produce too much building energy consumption can play energy-conserving action, when the air outlet valve in regulator cubicle is opened, cold air by bypass pipe enter regulator cubicle mutually in, the temperature of regulator cubicle can be reduced, 4th, traditional fan still exists, and fan can start in case of need, by the air intake outside regulator cubicle, is upwards blown out to lower the temperature by the hot-air in regulator cubicle, the combination of above-mentioned four cooling schemes, effectively can guarantee the normal work of electric component in power distribution station regulator cubicle.
Further improve as such scheme: described blast pipe top is fixed on described keel, in the middle part of blast pipe, be provided with one section of telescopic tube, be provided with ring flange in the bottom of blast pipe, described ring flange is connected with regulator cubicle.Telescopic tube can be plastics pleated tube, and such blast pipe can stretch, and is convenient to realize being connected with regulator cubicle in installation process.
Further improve as such scheme: in each regulator cubicle, be all provided with temperature sensor, master controller is provided with wherein in an air-conditioning cabinet, temperature tt in this regulator cubicle of temperature sensor measurement in each regulator cubicle also inputs to master controller, and described master controller controls air outlet valve in described blower fan and each regulator cubicle and fan work and control method is as follows:
I. described master controller all controls blower fan work once and duration T at set intervals;
Ii. in master controller, be previously stored with two temperature value ta and tb, ta represents lower bound megadyne temperature degree, and tb represents high spacing temperature, and ta is less than tb;
Iii., when there being the temperature tt of half regulator cubicle to reach ta, master controller controls blower fan work, until the quantity that temperature tt reaches the regulator cubicle of ta is less than 1/5th;
Iv., when the temperature tt of the regulator cubicle having 1/3rd reaches tb, master controller controls blower fan work, until the quantity that temperature tt reaches the regulator cubicle of ta is less than 1/5th;
V., when the tt in certain regulator cubicle reaches ta, the air outlet valve that master controller controls in corresponding regulator cubicle is opened;
Vi., when the tt in certain regulator cubicle reaches tb, master controller controls the fan continuous firing of corresponding regulator cubicle.
Further improve as such scheme: during described blower fan work, air outlet valve cuts out, and described fan does not work.
The cooling system of the power distribution station regulator cubicle designed by the present invention, is developed simultaneously by multiple heat sink conception, good heat dissipation effect, effectively can guarantee the normal work of electric component in power distribution station regulator cubicle.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1, and in figure, one of them regulator cubicle does not install door, visible internal structure;
Fig. 2 is the structural representation of embodiment 1 regulator cubicle;
Fig. 3 is the vertical view of embodiment 1 power distribution station lower floor;
Fig. 4 is the structural representation of embodiment 2;
Fig. 5 is the enlarged drawing at A place in Fig. 4;
Fig. 6 is the structural representation of embodiment 3;
In figure: power distribution station 1, regulator cubicle 2, rainproof top 3, keel 4, ceiling plate 5, ventilating window 6, fly net 7, groove 8, air channel 9, air-conditioning cabinet 10, air-conditioning 11, refrigerator pipe 12, upper shed 13, under shed 14, air inlet 15, air conditioning chamber 16, tube connector 17, blast pipe 18, discharge pipe 19, deformable tube 20, outlet 21, bypass pipe 22, air outlet valve 23, fan 24, blower fan 25, blower 26, ring flange 27, telescopic tube 28, temperature sensor 29, master controller 30.
Embodiment
Below by embodiment, the invention will be further described by reference to the accompanying drawings.
Embodiment 1:
As Fig. 1, 2, shown in 3, the cooling system of the power distribution station regulator cubicle described by the present embodiment, comprise power distribution station 1 and the some regulator cubicles 2 being positioned at power distribution station 1, described power distribution station 1 top has rainproof top 3, described power distribution station 1 top is provided with keel 4, ceiling plate 5 is connected with below keel 4, power distribution station 1 is divided into upper and lower two spaces by all ceiling plates 5, the four sides, position being positioned at ceiling plate 5 top at power distribution station 1 all has ventilating window 6, ventilating window 6 is provided with fly net 7, the ground of described power distribution station 1 has many parallel grooves 8, air channel 9 is all provided with in each groove 8, be provided with an air-conditioning cabinet 10 in the upper center position of each groove 8, be provided with air-conditioning 11 in described air-conditioning cabinet 10, be provided with the regulator cubicle 2 of the arrangement in in-line in the both sides of air-conditioning cabinet 10, the width of described groove 8 is less than air-conditioning cabinet 10 and regulator cubicle 2, in described air channel 9, be provided with a refrigerator pipe 12, communicate with refrigerator pipe 12 bottom described air-conditioning cabinet 10, described regulator cubicle 2 top has upper shed 13, bottom surface has under shed 14, side has air inlet 15, is also provided with an air conditioning chamber 16 in regulator cubicle 2, and described air conditioning chamber 16 communicates with a tube connector 17, to there being a blast pipe 18 above each regulator cubicle 2, this blast pipe 18 makes the top of blast pipe 18 be positioned at the space on described power distribution station 1 upper strata through the ceiling plate 5 on its top, and the bottom of this blast pipe 18 communicates with the upper shed 13 of corresponding regulator cubicle 2, position corresponding with each regulator cubicle 2 on described air channel 9 is provided with discharge pipe 19, described discharge pipe 19 is communicated by deformable tube 20 with the under shed 14 of corresponding regulator cubicle 2, deformable tube 20 can be rubber hose or plastics pleated tube, it can be even the airduct that cloth does, described refrigerator pipe 12 has an outlet 21 at each discharge pipe 19 place, and described tube connector 17 is connected with the outlet 21 of corresponding refrigerator pipe 12, described tube connector 17 is also provided with bypass pipe 22, and described bypass pipe 22 is provided with air outlet valve 23, one is also provided with only with the fan 24 of being bled toward in by air inlet 15 in described regulator cubicle 2, the ground of power distribution station 1 is also provided with a blower fan 25, and the outlet of described blower fan 25 communicates with blower 26, and described blower 26 is all communicated with all air channels 9.
The cooling system of the power distribution station regulator cubicle described by the present embodiment, its beneficial effect is: first, at ordinary times due to the principle of hot-air rising, hot-air in regulator cubicle 2 can directly enter in the space on power distribution station 1 upper strata by blast pipe 18, the four sides, space on power distribution station 1 upper strata all has ventilating window 6, and be a spacious entirety, convection effects is good, hot-air directly can shed outside power distribution station 1 along with the flowing of air, this make use of natural wind energy to dispel the heat, energy consumption is little, the hot-air shed in addition has directly arrived outdoor, for placing the power distribution station lower floor of regulator cubicle 2, temperature not easily raises, when air themperature keeps lower, it is all right that it enters cooling effectiveness in regulator cubicle 2, fly net 7 can play insect protected effect simultaneously, and rainproof effect can be played in rainproof top 3, second, when blower fan 25 works, the under shed 14 of wind bottom blower 26, air channel 9, discharge pipe 19, deformable tube 20, regulator cubicle 2 enters each regulator cubicle 2, by in regulator cubicle 2 because electric component heating the hot-air that accumulates to blowing up, directly shed to outside power distribution station 1 through the space on power distribution station 1 upper strata, same heat is all blown to power distribution station 1 upper strata and outdoor, and for placing the power distribution station lower floor of regulator cubicle 2, temperature not easily raises, meanwhile, the vibration in air channel 9 has finally been absorbed in deformable tube 20 place, prevents the vibration effect regulator cubicle 2 in air channel 9, 3rd, air-conditioning cabinet 10 has cold air because air-conditioning 11 freezes, cold air is transported in air conditioning chamber 16 by the tube connector 17 in refrigerator pipe 12 and each regulator cubicle 2, tube connector 17 ensures unobstructed for a long time, air conditioning chamber 16 is in low temperature for a long time, may be used for mount controller or expensive electrical element, cold air enters in air conditioning chamber 16 lowers the temperature to installed electric component, like this, controller as control core (illustrates it is PLC in figure, also known as Programmable Logic Controller) obtain preferential treatment, can be in for a long time in air conditioner surroundings, not easily produce fault, reduce the loss therefore produced, because air-conditioning cabinet 10 only communicates with each regulator cubicle 2, and do not communicate with the air outside regulator cubicle 2, air-conditioning need not reduce the temperature of whole power distribution station 1, does not need to produce too much building energy consumption and can play energy-conserving action, when the air outlet valve 23 in regulator cubicle 2 is opened, cold air is entered in regulator cubicle 2 phase by bypass pipe 22, can reduce the temperature of regulator cubicle 2, 4th, traditional fan 24 still exists, and fan 24 can start in case of need, by the air intake outside regulator cubicle 2, is upwards blown out to lower the temperature by the hot-air in regulator cubicle 2, the combination of above-mentioned four cooling schemes, effectively can guarantee the normal work of electric component in power distribution station regulator cubicle.
It should be noted that: after being provided with air-conditioning 11 refrigeration in air-conditioning cabinet 10, cold air can be shed by refrigerator pipe 12, this is the effect of diffusion, air-conditioning 11 also has certain effect simultaneously, shed better to make the cold air in air-conditioning cabinet 10, the small fan of an ecto-entad air-breathing can be installed additional on air-conditioning cabinet 10, air-conditioning cabinet 10 is made to have malleation, air in it can be gone out from refrigerator pipe 12 better, or a small fan (power 10W-20W) can be installed additional in the import department of refrigerator pipe 12, the cold air in air-conditioning cabinet 10 is outwards taken out.The routine techniques being installed as building field of keel 4 and ceiling plate 5 in addition, specifically do not describe in detail, if but on ceiling plate 5, one layer of heat preservation layer is set again, then can better by two-layer space-adiabatic upper and lower in power distribution station 1, because upper strata space temperature is higher than lower layer space, the heat insulation lower layer space temperature that prevents raises.In addition, air channel 9 and blower 26 all can be arranged extendable temple members to absorb vibration.
Embodiment 2:
As shown in Figure 4,5, the cooling system of the power distribution station regulator cubicle described by the present embodiment, as different from Example 1: described blast pipe 18 top is fixed on described keel 4, one section of telescopic tube 28 is provided with in the middle part of blast pipe 18, be provided with ring flange 27 in the bottom of blast pipe 18, described ring flange 27 is connected with regulator cubicle 2.Telescopic tube 28 can be plastics pleated tube, and such blast pipe 18 can stretch, and is convenient to realize being connected with regulator cubicle 2 in installation process.
Embodiment 3:
As shown in Figure 6, the cooling system of the power distribution station regulator cubicle described by the present embodiment, on embodiment 1 basis, temperature sensor 29 is all provided with in each regulator cubicle 2, master controller 30 is provided with wherein in an air-conditioning cabinet 10, temperature sensor 29 in each regulator cubicle 2 is measured the temperature tt in this regulator cubicle 2 and is inputed to master controller 30, and described master controller 30 controls the air outlet valve 23 in described blower fan 25 and each regulator cubicle 2 and fan 24 works and control method is as follows:
I. described master controller 30 all controls blower fan 25 at set intervals and works once and duration T; T generally can elect 3 to 5 minutes as, can elect 1-2 hour interval time as; The effect of this step is blower fan 25 energy timing working, the heat in time in all regulator cubicles 2 of removing;
Ii. in master controller 30, be previously stored with two temperature value ta and tb, ta represents lower bound megadyne temperature degree, and tb represents high spacing temperature, and ta is less than tb; Ta is chosen as 45 degrees Celsius, and tb is chosen as 55 degrees Celsius; Certain those skilled in the art can change the value of ta and tb according to actual conditions, and ta can be selected in certain value of 40-45 degree Celsius of centre, and tb is chosen as certain value of 50-60 degree Celsius of centre;
Iii. when there being the temperature tt of half regulator cubicle 2 to reach ta, master controller 30 controls blower fan 25 and works, until the quantity that temperature tt reaches the regulator cubicle 2 of ta is less than 1/5th; The effect of this step illustrates to have the temperature of more regulator cubicle 2 higher, heat loss through convection and blower fan 25 timing heat radiation is relied on not to lower the temperature in time, so blower fan 25 works, all regulator cubicles 2 are lowered the temperature, until only have the temperature higher (being in ta) of less regulator cubicle 2 (being less than 1/5th of sum);
Iv. when the temperature tt of the regulator cubicle 2 having 1/3rd reaches tb, master controller 30 controls blower fan 25 and works, until the quantity that temperature tt reaches the regulator cubicle 2 of ta is less than 1/5th; The effect of this step is that explanation has the temperature of suitable share (sum 1/3rd) regulator cubicle 2 very high, must dispel the heat at once, so blower fan 25 works, all regulator cubicles 2 are lowered the temperature, until only have the temperature of less regulator cubicle 2 (being less than 1/5th of sum) to be in ta;
V., when the tt in certain regulator cubicle 2 reaches ta, the air outlet valve 23 that master controller 30 controls in corresponding regulator cubicle 2 is opened; This step is supplementing a few step above, because blower fan 25 heat radiation is collective's heat radiation, regulator cubicle 2 out of the ordinary can not be taken into account, regulator cubicle 2 can only be relied on to tackle problems on one's own, likely that this regulator cubicle 2 caloric value is large especially, therefore corresponding solution must be had, after sum controls by iii and iv two step above, (be less than five/once) no matter, regulator cubicle 2 just must be relied on to tackle problems on one's own, so open air outlet valve 23, cold air is out utilized from bypass pipe 22 to lower the temperature to regulator cubicle 2;
Vi., when the tt in certain regulator cubicle 2 reaches tb, master controller 30 controls fan 24 continuous firing of corresponding regulator cubicle 2.The effect of this step is also to allow regulator cubicle 2 tackle problems on one's own, but walk different from v, this step tb temperature is higher, regulator cubicle 2 can only rely on fan 24 continuous firing to solve problem, certainly, due to the cooperation of such scheme, in fact this to walk out of existing probability very little, therefore the time less of fan 24 continuous firing, can reduce the impact of its vibration.
Further improve as such scheme: when described blower fan 25 works, air outlet valve 23 cuts out, described fan 24 does not work, and when blower fan 25 works, in regulator cubicle 2, variations in flow is large, and the working effect of bypass pipe 22 and fan 24 is just not obvious, not as they being turned off.Certainly must to work and to be also fine, control relatively simple like this.
The cooling system of the power distribution station regulator cubicle described by the present embodiment, rise based on hot-air at ordinary times and dispel the heat, above-mentioned automatic control schemes is auxiliary, good heat dissipation effect, and energy-conservation.
Above-described embodiment is only to design of the present invention explanation for example, and significantly, the protection range of this patent is not limited to above-described embodiment.
The various equivalent modifications or supplementary that those skilled in the art do above-described embodiment, all should fall into the protection range of this patent.
Claims (4)
1. the cooling system of a power distribution station regulator cubicle, comprise power distribution station (1) and be positioned at some regulator cubicles (2) of power distribution station (1), it is characterized in that described power distribution station (1) top has rainproof top (3), described power distribution station (1) top is provided with keel (4), keel (4) below is connected with ceiling plate (5), power distribution station (1) is divided into upper and lower two spaces by all ceiling plates (5), the four sides, position being positioned at ceiling plate (5) top at power distribution station (1) all has ventilating window (6), ventilating window (6) is provided with fly net (7), the ground of described power distribution station (1) has many parallel grooves (8), air channel (9) is all provided with in each groove (8), an air-conditioning cabinet (10) is provided with in the upper center position of each groove (8), air-conditioning (11) is provided with in described air-conditioning cabinet (10), be provided with the regulator cubicle (2) of the arrangement in in-line in the both sides of air-conditioning cabinet (10), the width of described groove (8) is less than air-conditioning cabinet (10) and regulator cubicle (2), in described air channel (9), be provided with a refrigerator pipe (12), described air-conditioning cabinet (10) bottom communicates with refrigerator pipe (12), described regulator cubicle (2) top has upper shed (13), bottom surface has under shed (14), side has air inlet (15), in regulator cubicle (2), be also provided with an air conditioning chamber (16), described air conditioning chamber (16) communicate with a tube connector (17), in the top of each regulator cubicle (2) to there being a blast pipe (18), this blast pipe (18) makes the top of blast pipe (18) be positioned at the space on described power distribution station (1) upper strata through the ceiling plate (5) on its top, and the bottom of this blast pipe (18) communicates with the upper shed (13) of corresponding regulator cubicle (2), in described air channel (9), the upper position corresponding with each regulator cubicle (2) is provided with discharge pipe (19), described discharge pipe (19) is communicated by deformable tube (20) with the under shed (14) of corresponding regulator cubicle (2), described refrigerator pipe (12) has an outlet (21) at each discharge pipe (19) place, and described tube connector (17) is connected with the outlet (21) of corresponding refrigerator pipe (12), described tube connector (17) is also provided with bypass pipe (22), and described bypass pipe (22) is provided with air outlet valve (23), one is also provided with only with the fan (24) of being bled toward in by air inlet (15) in described regulator cubicle (2), the ground of power distribution station (1) is also provided with a blower fan (25), the outlet of described blower fan (25) communicates with blower (26), and described blower (26) is all communicated with all air channels (9).
2. the cooling system of power distribution station regulator cubicle according to claim 1, it is characterized in that described blast pipe (18) top is fixed on described keel (4), one section of telescopic tube (28) is provided with at blast pipe (18) middle part, be provided with ring flange (27) in the bottom of blast pipe (18), described ring flange (27) is connected with regulator cubicle (2).
3. the cooling system of power distribution station regulator cubicle according to claim 1 and 2, it is characterized in that all being provided with temperature sensor (29) in each regulator cubicle (2), master controller (30) is provided with wherein in an air-conditioning cabinet (10), temperature sensor (29) in each regulator cubicle (2) is measured the temperature tt in this regulator cubicle (2) and is inputed to master controller (30), described master controller (30) controls the air outlet valve (23) in described blower fan (25) and each regulator cubicle (2) and fan (24) works and control method is as follows:
I. described master controller (30) all controls blower fan (25) work once and duration T at set intervals;
Ii. in master controller (30), be previously stored with two temperature value ta and tb, ta represents lower bound megadyne temperature degree, and tb represents high spacing temperature, and ta is less than tb;
Iii., when there being the temperature tt of half regulator cubicle (2) to reach ta, master controller (30) controls blower fan (25) work, until the quantity that temperature tt reaches the regulator cubicle (2) of ta is less than 1/5th;
Iv., when there being the temperature tt of the regulator cubicle of 1/3rd (2) to reach tb, master controller (30) controls blower fan (25) work, until the quantity that temperature tt reaches the regulator cubicle (2) of ta is less than 1/5th;
V., when the tt in certain regulator cubicle (2) reaches ta, the air outlet valve (23) that master controller (30) controls in corresponding regulator cubicle (2) is opened;
Vi., when the tt in certain regulator cubicle (2) reaches tb, master controller (30) controls fan (24) continuous firing of corresponding regulator cubicle (2).
4. the cooling system of power distribution station regulator cubicle according to claim 3, when it is characterized in that described blower fan (25) works, air outlet valve (23) cuts out, and described fan (24) does not work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510230789.4A CN104795743B (en) | 2015-05-07 | 2015-05-07 | Heat radiation system of electrical cabinets in power distribution room |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510230789.4A CN104795743B (en) | 2015-05-07 | 2015-05-07 | Heat radiation system of electrical cabinets in power distribution room |
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| CN104795743A true CN104795743A (en) | 2015-07-22 |
| CN104795743B CN104795743B (en) | 2017-02-08 |
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| CN105591305A (en) * | 2016-03-16 | 2016-05-18 | 长葛市和合电气有限公司 | Multi-power distribution cabinet installation structure |
| CN106231875A (en) * | 2016-08-26 | 2016-12-14 | 穆勇华 | A kind of replacing options of the conduction oil medium of regulator cubicle intelligent constant-temperature device |
| CN106325327A (en) * | 2016-08-26 | 2017-01-11 | 穆勇华 | Industrial and mineral JP cabinet intelligent constant temperature device |
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| CN106786057A (en) * | 2017-01-04 | 2017-05-31 | 杭州金知科技有限公司 | A kind of power distribution cabinet, the temperature control system of power distribution cabinet and method |
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