A kind of cooling control method of power distribution station regulator cubicle
Technical field
The present invention relates to electric field, especially a kind of cooling control method 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 affects 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, existing regulator cubicle directly heats sink to power distribution station, and power distribution station temperature is raised, and power distribution station temperature enters regulator cubicle cooling air temperature after raising is just high, must not no longer arrange air-conditioning like this to lower the temperature to power distribution station, compare waste.
Owing to there is such problem, so be necessary the cooling control method inventing a kind of new power distribution station regulator cubicle.
Summary of the invention
The object of the invention is the deficiency in order to solve above-mentioned technology and the cooling control method of a kind of power distribution station regulator cubicle utilizing natural wind energy to dispel the heat designed.
The cooling control method of a kind of power distribution station regulator cubicle designed by the present invention, it adopts ceiling plate to be divided into by power distribution station two-layer up and down, ceiling plate is provided with heat-insulation layer, utilize heat-insulation layer to power distribution station up and down two-layer carry out heat insulation, power distribution station upper strata spatial placement becomes to communicate with the air of external environment by it, and the space in regulator cubicle directly communicates with the upper sheaf space of power distribution station.
The cooling control method of the power distribution station regulator cubicle designed by the present invention, its beneficial effect is: the principle risen due to hot-air, hot-air in regulator cubicle can directly enter in the space on power distribution station upper strata, power distribution station upper strata is a spacious entirety, communicate with the air of external environment, 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, be provided with heat-insulation layer uniquely in addition, heat-insulation layer can better by two-layer space-adiabatic upper and lower in power distribution station, because upper strata space temperature is higher than lower layer space, the heat insulation lower layer space temperature that prevents raises, air-conditioning can not be arranged like this lower the temperature to whole power distribution station, energy efficient.
Further improve as such scheme: described heat-insulation layer is the froth bed being bonded in ceiling plate lower surface; Such scheme, facilitates the connection of heat-insulation layer and ceiling plate, and the ceiling plate on existing market all can do such improvement, adaptive wide.
Further improve as such scheme: independent air conditioning chamber is set in regulator cubicle for placing control element; Like this, the control element as control core obtains preferential treatment, can be in air conditioner surroundings for a long time, not easily produce fault, reduces the loss therefore produced;
Further improve as such scheme: in power distribution station, arrange air-conditioning cabinet, an air-conditioning cabinet is air conditioning chamber's central cooling gas of at least six regulator cubicles on side by refrigerator pipe; The scheme of such central cooling, 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;
Further improve as such scheme: the cooling air of regulator cubicle enters from bottom and upwards blown out by the hot-air in regulator cubicle; Further raising radiating effect.
Further improve as such scheme: in power distribution station, arrange blower fan, blower fan is communicated with regulator cubicle bottom surface by blower and air channel, and the wind of blower fan blowout enters bottom regulator cubicle.Such scheme is convenient to layout, and vibrational power flow is more reasonable.
Further improve as such scheme: on the ground of described power distribution station, have many parallel grooves, in each groove, be 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; All temperature sensor is provided with in each regulator cubicle, 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 the control procedure of master controller is as follows:
I. 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;
Ii., 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 1/6th;
Iii., 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 1/6th;
Iv., when the tt in certain regulator cubicle reaches ta, the air outlet valve that master controller controls in corresponding regulator cubicle is opened;
V., 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 control method of the power distribution station regulator cubicle designed by the present invention, good heat dissipation effect.
Accompanying drawing explanation
Fig. 1 is the schematic layout pattern of embodiment 1 power distribution station; In figure, one of them regulator cubicle does not install door, visible internal structure;
Fig. 2 is the schematic layout pattern of embodiment 2 power distribution station; In figure, one of them regulator cubicle does not install door, visible internal structure;
Fig. 3 is the schematic layout pattern of embodiment 4 power distribution station; In figure, one of them regulator cubicle does not install door, visible internal structure;
Fig. 4 is the structural representation of embodiment 4 regulator cubicle;
Fig. 5 is the vertical view of embodiment 4 power distribution station lower floor;
Fig. 6 is the control schematic diagram of embodiment 4 power distribution station;
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, heat-insulation layer 31.
Embodiment
Below by embodiment, the invention will be further described by reference to the accompanying drawings.
Embodiment 1:
As shown in Figure 1, the cooling control method of the power distribution station regulator cubicle described by the present embodiment, it is two-layer up and down that it adopts ceiling plate 5 to be divided into by power distribution station 1, ceiling plate 5 is provided with heat-insulation layer 31, utilize heat-insulation layer 31 pairs of power distribution stations about 1 two-layer carry out heat insulation, power distribution station 1 upper strata spatial placement becomes to communicate with the air of external environment by it, and the space in regulator cubicle 2 directly communicates with the upper sheaf space of power distribution station 1.
Wherein, described heat-insulation layer 31 is the froth beds being bonded in ceiling plate 5 lower surface; Such scheme, facilitate the connection of heat-insulation layer 31 and ceiling plate 5, the ceiling plate 5 on existing market all can do such improvement, and adaptive wide, certain heat-insulation layer 31 also can be arranged on separately the top of ceiling plate 5.
The cooling control method of the power distribution station regulator cubicle described by the present embodiment, its beneficial effect is: the principle risen due to hot-air, hot-air in regulator cubicle 2 can directly enter in the space on power distribution station 1 upper strata, power distribution station 1 upper strata is a spacious entirety, communicate with the air of external environment, 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, be provided with heat-insulation layer 31 uniquely in addition, heat-insulation layer 31 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, air-conditioning can not be arranged like this lower the temperature to whole power distribution station 1, energy efficient.
In addition, at ordinary times, can also as prior art, regulator cubicle 2 arranges fan 24, and fan 24 as interior exhausting, except natural diffuseness, can also provide certain power.
Embodiment 2:
As shown in Figure 2, the cooling control method of the power distribution station regulator cubicle described by the present embodiment, as different from Example 1: independent air conditioning chamber 16 is set in regulator cubicle 2 for placing control element; Like this, the control element as control core obtains preferential treatment, can be in air conditioner surroundings for a long time, not easily produce fault, reduces the loss therefore produced; In power distribution station 1, arrange air-conditioning cabinet 10, an air-conditioning cabinet 10 is the air conditioning chamber 16 central cooling gas of at least six regulator cubicles 2 on side by refrigerator pipe 12; The scheme of such central cooling, 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, can play energy-conserving action.
Embodiment 3:
The cooling control method of the power distribution station regulator cubicle described by the present embodiment, as different from Example 1: the cooling air of regulator cubicle 2 enters from bottom and upwards blown out by the hot-air in regulator cubicle 2; Further raising radiating effect.
Embodiment 4:
The cooling control method of the power distribution station regulator cubicle described by the present embodiment, as different from Example 1: described power distribution station 1 top has rainproof top 3 (playing rainproof effect), 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, (playing insect protected effect), 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, 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 the control procedure of master controller 30 is as follows:
I. 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;
Ii. 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 1/6th; The effect of this step illustrates to have the temperature of more regulator cubicle 2 higher, heat loss through convection is relied on not 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 1/6th of sum); Wherein half mentioned here also can be changed according to actual conditions, as changed 3/4ths into;
Iii. 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 1/6th; 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 1/6th of sum) to be in ta; Wherein mentioned here 1/3rd also can change according to actual conditions, as changed 1/4th into, less fail safe is better;
Iv., 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 ii and iii two step above, (be less than six/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;
V., 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 iv, 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.
Significantly, as " 1/6th " of critical point described in the present embodiment, can also determine according to actual conditions, as changed " 1/5th " other values below into, as 1/10th.
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.