CN106025848A - Power distribution room with fire alarms and monitoring method thereof - Google Patents
Power distribution room with fire alarms and monitoring method thereof Download PDFInfo
- Publication number
- CN106025848A CN106025848A CN201610316574.9A CN201610316574A CN106025848A CN 106025848 A CN106025848 A CN 106025848A CN 201610316574 A CN201610316574 A CN 201610316574A CN 106025848 A CN106025848 A CN 106025848A
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- China
- Prior art keywords
- power distribution
- fire
- distribution cabinet
- pipe
- switchgear house
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Classifications
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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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Fire Alarms (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a power distribution room with fire alarms. The power distribution room is internally equipped with power distribution cabinets. Each power distribution cabinet is internally equipped with a temperature probe and a temperature controller, and each power distribution cabinet has a coiler room and an air inlet room. For each power distribution cabinet, the sidewall opposite to the coiler room is equipped with a fan which works under control of the temperature controller, the coiler room is equipped with a cooling coiler inside, and the lower part of the power distribution cabinet is equipped with a main cooling water supply pipe and a cooling water return pipe. Of the cooling coiler in each power distribution cabinet, the inlet is connected with the cooling water supply pipe through a connecting pipe, and the outlet is connected with the cooling water return pipe through the connecting pipe. The ceiling in each power distribution cabinet is equipped with a fire alarm. The invention further discloses a monitoring method of the power distribution room with fire alarms. The advantages are as follows: the temperature inside the power distribution cabinets can be better reduced, the rate of temperature increase inside the power distribution cabinets can be controlled, fire is prevented, and normal work of the electrical components inside the power distribution cabinets and the safety of the power system are ensured.
Description
Technical field
The present invention relates to the monitoring system of a kind of switchgear house, a kind of switchgear house with fire-alarm and
It monitors method.
Background technology
Switchgear house is an important ring of power system, is provided with power distribution cabinet in switchgear house, and power distribution cabinet is used for placing various electricity
Electric elements needed for power distribution, electric elements the most easily generate heat, and once temperature is too high easy affects electric elements
Work, thus bring loss to power system.
The immediate prior art of present patent application is: " one has and follows for the patent of Patent No. 201320095798.3
The distribution box of ring cooling water ", and the patent one geothermal constant temperature circulator of Patent No. 201320599913.0；But above-mentioned two
Individual patent formula is relatively simple, and cooling-down effect is poor.
On the other hand, the switchgear house being positioned at field does not has any effective measures for fire yet.
Owing to there is above-mentioned technical problem in prior art, impact uses, it is therefore necessary to improve.
Summary of the invention
It is an object of the invention to: the switchgear house with fire-alarm of a kind of good cooling effect is provided.
The solution of the present invention is: a kind of switchgear house with fire-alarm, is provided with power distribution cabinet in described switchgear house, described
Power distribution cabinet is be independently disposed in switchgear house multiple；Described power distribution cabinet has two sidewalls in left and right and one piece of base plate, described
Being provided with temperature probe and temperature controller in power distribution cabinet, described temperature probe signal inputs to this temperature controller, it is characterized in that
A coil pipe room being made up of vertical clapboard and one of them sidewall and one it is provided with by diaphragm plate and base plate in described power distribution cabinet
The inlet air plenum constituted；That sidewall on opposite, described coil pipe room is provided with by the fan of described temperature controller control work；Institute
The air inlet stating coil pipe room is positioned at described inlet air plenum；It is provided with cooling coil in coil pipe indoor；Described vertical clapboard is provided with excessive
Portal or overflow groove；Described base plate is provided with blast pipe；It is provided with total cooling water in power distribution cabinet bottom and for pipe and cools down water return pipe,
Supply to be provided with feed pump on pipe at cooling water；Cooling coil in each power distribution cabinet, its import is all passed through connecting tube and is connected cooling water
For pipe, its outlet is all passed through connecting tube and is connected cooling water return pipe, and described connecting tube is through the blast pipe bottom corresponding power distribution cabinet；Institute
State cooling water to communicate with cooling water supply side respectively for pipe and cooling water return pipe；Described distribution indoor ceiling is provided with fire
Alarm.
Wherein, fire-alarm is prior art, and it utilizes detection smog to determine whether that fire occurs, and once detects
Can report to the police to when having smog.
Further scheme is as follows:
It is one or more that described fire-alarm is disposed in distribution indoor ceiling；
Being additionally provided with fire extinguishing sprayer in described switchgear house, described fire extinguishing sprayer communicates for pipe with described cooling water with described water pipe,
Described water pipe is provided with valve；
Described cooling water supply side is a underground water well, and described feed pump is in the immersible pump in underground water well；
The bottom, ground of described switchgear house is provided with groove；Described groove top is provided with cover plate, with each power distribution cabinet phase on cover plate
To position be provided with the opening passed for blast pipe；Described cooling water is positioned at this groove for pipe and cooling water return pipe；
Described cooling coil has multiple parallel horizontal segment；Between the horizontal segment and sidewall of described cooling coil and level
It is designed with coil pipe fixed block between section and vertical clapboard；The region that on described vertical clapboard, each cooling coil horizontal segment is corresponding sets
The trapezoidal portion that oriented side is protruded；Described cooling coil is positioned at described trapezoidal portion, on the upper end face that described trapezoidal portion tilts
It is provided with described overfolw hole or overflows groove；
The present invention have also been devised a kind of monitoring method of switchgear house with fire-alarm described above, and it uses each distribution
Cabinet arranges temperature controller and controls fan for cooling, and uses water pump controller control feed pump to make cooling water circulation, it is characterized in that
Described temperature controller controls process and includes:
As T >=TH, start fan, until stopping fan during T ＜ TL；
As T ＜ TH, start intensification monitoring mode；
Described intensification monitoring mode includes:
Measure V, as V ＜ VS；SA resets the upper level program that simultaneously returns；
As V >=VS, starting fan, fan stops after continuing the TA time, measures V the most again, as V ＜ VS, returns upper level
Program, is otherwise labeled as 1 by SA；
Wherein: T is the real time temperature in power distribution cabinet；
TH is preset value, represents power distribution cabinet warning high temperature；
TL is preset value, represents power distribution cabinet safe temperature；
V is the programming rate in power distribution cabinet；
VS is preset value, represents the safe programming rate of power distribution cabinet；
And fire-alarm is set in distribution indoor ceiling and carries out fire hazard monitoring.
The further scheme of monitoring method of the switchgear house with fire-alarm of the present invention is:
Described water pump controller controls feed pump in periodically working；
The control process of feed pump is included by described water pump controller: when the power distribution cabinet quantity that SA is 1 accounts for a definite proportion of sum
During example, start feed pump work and duration T B, SA be 1 power distribution cabinet quantity account for sum ratio the highest, the TB time is the longest；
Fire-alarm is associated with the master on off of switchgear house, when fire-alarm detects fire, and whole switchgear house power-off,
Water pump is opened and is utilized the fire extinguishing sprayer fire extinguishing being arranged in switchgear house.
When feed pump works, described fan also works；
The present invention compared with prior art provides the benefit that: each power distribution cabinet is provided with coil pipe room, is provided with cold in coil pipe indoor
But coil pipe, coil pipe room air can be lowered the temperature by cooling coil, can reduce the temperature in power distribution cabinet after these air spilling
Degree, can slow down the programming rate of power distribution cabinet simultaneously；On the other hand, hot-air in power distribution cabinet can be extracted out by fan work, and
Enter the cooling through cooling coil of the air in power distribution cabinet, be therefore easier to reduce the temperature in power distribution cabinet；Furthermore, by always
Cooling water for pipe and cooling water return pipe can lower the temperature by power distribution cabinet all of to switchgear house, structure is the compactest, cost
Low, such scheme good cooling effect, it can be ensured that the normal work of electric elements in power distribution cabinet, it is ensured that the work peace of power system
Entirely；Furthermore, distribution indoor ceiling is provided with fire-alarm, when fire-alarm is detected with disaster hidden-trouble, permissible
Reporting to the police, to point out people to carry out fire-fighting, more valuable is that cooling water supplies the cooling water of pipe can become the water source of fire extinguishing, enters
One step improves safety.
Accompanying drawing explanation
Accompanying drawing is for providing a further understanding of the present invention, and constitutes a part for description, with the reality of the present invention
Execute example together for explaining the present invention, be not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation that embodiment 1 has the switchgear house of fire-alarm；
Fig. 2 is the structural representation of the single power distribution cabinet of embodiment 1；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the structural representation of embodiment 2 coil pipe room；
Fig. 5 is the flow chart of method described in embodiment 3；
Fig. 6 is that embodiment 3 heats up the flow chart of monitoring mode；
Fig. 7 is the flow chart of method described in embodiment 5；
Fig. 8 is the structural representation that embodiment 6 has the switchgear house of fire-alarm；
Fig. 9 is the structural representation of embodiment 7；
Mark parts in figure: switchgear house 1, power distribution cabinet 2, sidewall 3, base plate 4, temperature probe 5, temperature controller 6, vertical clapboard 7, dish
Pipe room 8, inlet air plenum 9, fan 10, cooling coil 11, overfolw hole 12, overflow groove 13, blast pipe 14, cooling water for pipe 15, cooling
Water return pipe 16, feed pump 17, diaphragm plate 18, connecting tube 19, cooling water supply side 20, groove 21, cover plate 22, opening 23, level
Section 24, coil pipe fixed block 25, trapezoidal portion 26, upper end face 27, air inlet 28, fire-alarm 29, fire extinguishing sprayer 30, water pipe 31,
Valve 32, air channel 33, fan housing 34, hoisting frame 35, check valve 36.
Detailed description of the invention
The invention will be further described to combine accompanying drawing below by embodiment.
Embodiment 1:
As shown in Figure 1, 2, 3, the switchgear house with fire-alarm described by the present embodiment, it is provided with in described switchgear house 1 and joins
Electricity cabinet 2, described power distribution cabinet 2 is multiple for be independently disposed in switchgear house 1；Described power distribution cabinet 2 has two sidewalls 3 and in left and right
Block base plate 4, is provided with temperature probe 5 and temperature controller 6 in described power distribution cabinet 2, and described temperature probe 5 signal inputs to this temperature
Degree controller 6, is provided with a coil pipe room 8 being made up of vertical clapboard 7 and one of them sidewall 3 in it is characterized in that described power distribution cabinet 2
And an inlet air plenum 9 being made up of diaphragm plate 18 and base plate 4；It should be understood that the front of coil pipe room 8 and inlet air plenum 9 can
To arrange panel sealing, it is also possible to be not provided with and rely on the cabinet door of power distribution cabinet 2 to seal；That side on opposite, described coil pipe room 8
Wall 3 is provided with the fan 10 being controlled work by described temperature controller 6；The air inlet 28 of described coil pipe room 8 is positioned at described air intake
In room 9；Cooling coil 11 it is provided with in coil pipe room 8；Described vertical clapboard 7 is provided with overfolw hole 12；Described base plate 4 be provided with into
Airduct 14；It is provided with total cooling water in power distribution cabinet 2 bottom and for pipe 15 and cools down water return pipe 16, supply to be provided with confession on pipe 15 at cooling water
Water pump 17；Cooling coil 11 in each power distribution cabinet 2, its import is all passed through connecting tube 19 and is connected cooling water confession pipe 15, its outlet
All passing through connecting tube 19 and connect cooling water return pipe 16, described connecting tube 19 is through the blast pipe 14 bottom corresponding power distribution cabinet 2；Described
Cooling water communicates with cooling water supply side 20 respectively for pipe 15 and cooling water return pipe 16, and wherein, cooling water supply side 20 can be
Water recirculator water cooled down by coolant, but water recirculator structure is relatively complicated, due to electric power
Being positioned at field in the case of switchgear house is a lot, do not possess the condition of configuration water recirculator, therefore preferred plan is described cold
But water supply side 20 is a underground water well, the immersible pump that described feed pump 17 is in underground water well；Employing temperature is relatively low
Well water, as cooling water, on the one hand can ensure that cooling-down effect, is on the other hand also easy to the water intaking that digs a well in the wild, it is simple to implements；Institute
In the switchgear house 1 stated, ceiling is provided with fire-alarm 29, and described fire-alarm 29 is disposed on ceiling in switchgear house 1
On one (centrally located), described fire-alarm 29 can also be equally distributed multiple；Described fire-alarm 29
The preferential HZBJ101 type fire-alarm using sky, high and new technology industrial development zone, Ningbo to regard Photoelectric Co., Ltd.'s production, it is possible to purchase from the market,
Such as the GSM01 type electrical fire monitor of the red Energy Science Co., Ltd in the north, Shanghai, existing patented technology also can be used, such as fire
Calamity alarm (200910163698.8), fire-alarm (200910168090.4).
Wherein, can set leg bottom power distribution cabinet 2, cooling water walks ground for pipe and cooling water return pipe, it is preferred that described
The bottom, ground of switchgear house 1 is provided with groove 21；Described groove 21 top is provided with cover plate 22, with each power distribution cabinet 2 on cover plate 22
Relative position is provided with the opening 23 passed for blast pipe 14；Described cooling water is positioned at this groove for pipe 15 and cooling water return pipe 16
In 21；Such structure, after cooling water circulation, the temperature of groove 21 is relatively low, and the air of groove 21 is to enter each distribution
The source of cabinet 2, source temperature is low, more preferable to the cooling-down effect of power distribution cabinet 2；
This power distribution cabinet, after cooling water circulation, the temperature in coil pipe room 8 reduces, and in coil pipe room 8, Cryogenic air can be by overflowing
Power distribution cabinet is lowered the temperature by 12 spillings of portalling, and on the one hand can reduce temperature, on the other hand can reduce programming rate, make distribution
Being in a slower poised state of heating up in cabinet, coil pipe room 8, inlet air plenum 9, groove 21 communicate together simultaneously, temperature all than
Relatively low；Making fan 10 work once distribution in-cabinet temperature is too high, the cold wind in coil pipe room 8 is outwards taken out by overfolw hole 12
Going out, inlet air plenum 9, the Cryogenic air of groove 21 are drawn into cooling in coil pipe room 8, and so extract out is hot blast, and be pumped into is cold wind,
Thus it is effectively improved radiating effect.Still further aspect, this power distribution cabinet, when fire-alarm 29 is detected with disaster hidden-trouble,
Can report to the police, to point out people to carry out fire-fighting.
Embodiment 2:
As shown in Figure 4, the switchgear house with fire-alarm described by the present embodiment, described cooling coil 11 has multiple flat
The horizontal segment 24 of row；Between the horizontal segment 24 and sidewall 3 of described cooling coil 11 and between horizontal segment 24 and vertical clapboard 7 all
It is provided with coil pipe fixed block 25；On described vertical clapboard 7, the region of each cooling coil 11 horizontal segment 24 correspondence is designed with to side
The trapezoidal portion 26 protruded；Described cooling coil 11 is positioned at described trapezoidal portion 26, the upper end face 27 tilted in described trapezoidal portion 26
It is provided with described spilling groove 13.
Such structure, when fan 10 works, when the cold wind in coil pipe room 8 is outwards extracted out by overflowing groove 13, fills into
Wind regime have with the horizontal segment of the horizontal segment 24 of cooling coil 11 and sufficiently contact, so that it is guaranteed that heat transfer effect；Because air must
Three passages formed by cambered surface and plane that must pass through cooling coil 11 left and right sides and obliquely downward could be from overflowing groove 13
Go out.
In the present embodiment, preferably more arriving top, to overflow groove 13 width the biggest, and more arriving bottom, to overflow groove 13 width the least, this
Sample, when fan 10 works, can ensure that all spilling grooves 13 can uniformly extract cold wind out, it is to avoid the only spilling groove 13 of bottom exists
Air-out, and make the cooling coil 11 on top lose efficacy.
Embodiment 3
The present embodiment describes the monitoring method of the switchgear house described in a kind of example 1 above with fire-alarm, and it uses often
Individual power distribution cabinet 2 arranges temperature controller 6 and controls fan 10 and lower the temperature, and uses water pump controller to control feed pump 17 to make cooling water follow
Ring, is characterized in that described temperature controller 6 controls process and includes:
As T >=TH, start fan 10, until stopping fan 10 during T ＜ TL；
As T ＜ TH, start intensification monitoring mode；
Described intensification monitoring mode includes:
Measure V, as V ＜ VS；SA resets the upper level program that simultaneously returns；
As V >=VS, starting fan 10, fan 10 stops after continuing the TA time, measures V the most again, as V ＜ VS, in return
One-level program, is otherwise labeled as 1 by SA；
Wherein: T is the real time temperature in power distribution cabinet 2；
TH is preset value, represents power distribution cabinet 2 and reports to the police high temperature；
TL is preset value, represents power distribution cabinet 2 safe temperature；
V is the programming rate in power distribution cabinet 2；
VS is preset value, represents the safe programming rate of power distribution cabinet 2；
Measuring V and refer to the programming rate of units of measurement time, intensification total amount, divided by the time, can be to wait for 1-2 minute then entering
Row survey calculation；
And fire-alarm 29 is set on ceiling in switchgear house 1 and carries out fire hazard monitoring；
Described water pump controller controls feed pump 17 in periodically working；As started once per hour, continue 5 minutes every time；
The principle of this temperature monitoring method is:
Feed pump 17 is in periodically working, and cooling coil 11 is periodically lowered the temperature and (can is to work per hour once, hold every time
Continuous five minutes), coil pipe room 8 temperature is relatively low, relies on the spilling of cold air to carry out the temperature in power distribution cabinet and programming rate
Control；
When fortuitous event T is higher as T >=TH, fan 10 works until temperature in power distribution cabinet 2 being lowered, and drops to safety
Value TL；And when T ＜ TH, start intensification monitoring mode, when the programming rate in power distribution cabinet 2 more than it is considered that the most suitable
Safe programming rate VS time, also start fan 10 and work and lower the temperature, because there being the cold air of coil pipe room 8 normally a little while
Spilling, the programming rate in power distribution cabinet should not exceed safety range, beyond explanation coil pipe room 8 cooling efficiency low,
Or certain element heating is bigger, for preventing too fast intensification, startup fan 10, with cooling, so makes whole power distribution cabinet all be unlikely to
Temperature is too high.Feed pump 17 is the most frequent in periodically working, and the cooling efficiency of coil pipe room 8 just can be guaranteed, but energy consumption meeting
Strengthen.
Temperature controller 6 control method can refer to Fig. 5, Fig. 6 and performs, but is not limited to the pattern of Fig. 5, Fig. 6.
In this method, the value of SA can associate the warning lamp outside power distribution cabinet, when quick heating is not got off by fan control
Can warn with bright light.
Embodiment 4
The present embodiment describes the monitoring method of the switchgear house described in a kind of example 1 above with fire-alarm, with embodiment 3
Except for the difference that water pump controller is the most intelligent, and it is not merely to control feed pump 17 in periodically working, but described water
The control process of feed pump 17 is included by pump controller:
When power distribution cabinet 2 quantity that SA is 1 accounts for the certain proportion of sum (such as 1/3rd), start feed pump 17 and work and hold
Continuous time TB, SA be 1 power distribution cabinet 2 quantity to account for the ratio of sum the highest, the TB time is the longest；
When the power distribution cabinet 2 quantity accounting that SA is 1 is higher, illustrate that the cooling coil 11 in these power distribution cabinets 2 faces inefficacy, therefore
Needing to start feed pump 17, when power distribution cabinet 2 quantity that SA is 1, to account for the ratio of sum the highest, and illustrate in the most power distribution cabinets 2 is cold
But coil pipe 11 faces inefficacy, the working time of feed pump 17 to be lengthened, to guarantee the cooling coil 11 in all power distribution cabinets 2
Cooling-down effect；
May is that when accounting reach three/for the moment, TB is 5 minutes；When accounting reach two/for the moment, TB is 7 minutes；When accounting for
Than when reaching 3/4ths, TB is 10 minutes；When accounting reaches for the moment, and TB is 15 minutes.
Embodiment 5
The present embodiment describes the monitoring method of the switchgear house described in a kind of example 1 above with fire-alarm, with embodiment 3
Except for the difference that, when feed pump 17 works, described fan 10 also works；
In embodiment 3, during feed pump 17, fan 10 realizes work or stopping according to original control method；The present embodiment
Be different from is when feed pump 17 works, the also and then work of described fan 10, during because feed pump 17 works, and cooling coil
The good cooling effect of 11, wind regime is colder, and fan 10 is regardless of the temperature in oneself power distribution cabinet and programming rate also and then work, permissible
In making power distribution cabinet, state of temperature is safer.
The improvement of the present embodiment method is also suitably for embodiment 4, and control flow can refer to Fig. 7.
Method described in embodiment 3-5 is equally applicable to the structure of embodiment 2.
Embodiment 6
As shown in Figure 8, the switchgear house with fire-alarm described by the present embodiment, as different from Example 1: fire report
Alert device 29 is associated with the master on off of switchgear house 1, is additionally provided with fire extinguishing sprayer 30 in described switchgear house 1, and described fire extinguishing sprayer 30 leads to
Cross described water pipe 31 to communicate for pipe 15 with described cooling water, described water pipe 31 is provided with valve 32；
The technology that fire-alarm 29 is associated with the master on off of switchgear house 1 belongs to prior art, can be master on off be one
By the catalyst of total brake controller control work, can be by the way of wired or wireless when fire-alarm 29 detects the condition of a fire
It is sent to total brake controller, total brake controller control contactor power-off；Can also be that fire-alarm 29 is logical when the condition of a fire being detected
Cross and be wirelessly sent to remote control center, remote control center control contactor work；Concrete mode belongs to existing,
And can be multiple, do not describe in detail.
The monitoring method of this switchgear house with fire-alarm, when fire-alarm 29 detects fire, whole
Switchgear house 1 power-off, water pump 17 is opened and is utilized the fire extinguishing sprayer 30 being arranged in switchgear house 1 to put out a fire.The improvement of this monitoring method
It is equally applicable in embodiment 3-5.
In the wild, when fire-alarm is detected with disaster hidden-trouble, underground water well provides the water source of fire extinguishing, makes fire extinguishing
Becoming possibility, if if not having the underground water well that this scheme is had by oneself, water intaking, the most very because of difficulty, more cannot be put out a fire, therefore originally
Embodiment safety is more preferable.
Embodiment 7
As it is shown in figure 9, the switchgear house with fire-alarm described by the present embodiment, as different from Example 1: described in join
Electricity is provided with, in room 1, the air channel 33 that an end is positioned at outside switchgear house 1, and bottom, air channel 33 is provided with multiple fan housing 34 communicated therewith,
Fan housing 34 is provided with the check valve 36 that can only dry from bottom to top, and the effect of check valve 36 is to make wind can only blow to outdoor, described
The air inlet of fan housing 34 is relative with the fan 10 of each power distribution cabinet 2.Wherein, air channel 33 can be by sheet iron or corrosion resistant plate system
Become, it addition, air channel 33 can be fixed on ceiling by hoisting frame 35.Hoisting frame 35 is generally used for ceiling-mounted cable testing bridge
On.
Advantage of this embodiment is that: switchgear house 1 can be exhausted directly to through fan housing 34, air channel 33 from the hot blast of fan 10 blowout
Outward, such heat is discharged to outside, and in can preventing switchgear house 1, temperature rises.
Finally it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention,
Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent.
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (10)
1. having a switchgear house for fire-alarm, be provided with power distribution cabinet (2) in described switchgear house (1), described power distribution cabinet (2) is
Be independently disposed in switchgear house (1) is multiple；Described power distribution cabinet (2) has two sidewalls (3) in left and right and one piece of base plate (4),
Being provided with temperature probe (5) and temperature controller (6) in described power distribution cabinet (2), described temperature probe (5) signal inputs to this temperature
Controller (6), is provided with a dish being made up of vertical clapboard (7) and one of them sidewall (3) in it is characterized in that described power distribution cabinet (2)
Pipe room (8) and an inlet air plenum (9) being made up of diaphragm plate (18) and base plate (4)；That side on described coil pipe room (8) opposite
Wall (3) is provided with the fan (10) being controlled work by described temperature controller (6)；Air inlet (28) position of described coil pipe room (8)
In described inlet air plenum (9)；Cooling coil (11) it is provided with in coil pipe room (8)；Described vertical clapboard (7) is provided with overfolw hole
(12) or overflow groove (13)；Described base plate (4) is provided with blast pipe (14)；It is provided with total cooling water to supply in power distribution cabinet (2) bottom
Pipe (15) and cooling water return pipe (16), at cooling water for being provided with feed pump (17) on pipe (15)；Cooling in each power distribution cabinet (2)
Coil pipe (11), its import all pass through connecting tube (19) connect cooling water for pipe (15), its outlet all pass through connecting tube (19) connection
Cooling water return pipe (16), described connecting tube (19) is through the blast pipe (14) of corresponding power distribution cabinet (2) bottom；Described cooling water is for pipe
(15) communicate with cooling water supply side (20) respectively with cooling water return pipe (16)；Described switchgear house (1) interior ceiling is provided with
Fire-alarm (29).
The switchgear house with fire-alarm the most according to claim 1, is characterized in that described fire-alarm (29) is
Be arranged on switchgear house (1) interior ceiling is one or more.
The switchgear house with fire-alarm the most according to claim 1, is additionally provided with in it is characterized in that described switchgear house (1)
Fire extinguishing sprayer (30), described fire extinguishing sprayer (30) communicates, at described water for pipe (15) with described cooling water with described water pipe (31)
Pipe (31) is provided with valve (32).
The switchgear house with fire-alarm the most according to claim 1, is characterized in that described cooling water supply side
(20) it is a underground water well, the immersible pump that described feed pump (17) is in underground water well.
The switchgear house with fire-alarm the most according to claim 1, is characterized in that the subsurface of described switchgear house (1)
Portion is provided with groove (21)；Described groove (21) top is provided with cover plate (22), and cover plate (22) is upper relative with each power distribution cabinet (2)
Position is provided with the opening (23) passed for blast pipe (14)；Described cooling water is positioned at this groove for pipe (15) and cooling water return pipe (16)
In ditch (21).
The switchgear house with fire-alarm the most as claimed in any of claims 1 to 5, is characterized in that described cooling
Coil pipe (11) has multiple parallel horizontal segment (24)；Between the horizontal segment (24) and sidewall (3) of described cooling coil (11)
And between horizontal segment (24) and vertical clapboard (7), it is designed with coil pipe fixed block (25)；Described vertical clapboard (7) each cooler pan upper
The region that pipe (11) horizontal segment (24) is corresponding is designed with the trapezoidal portion (26) protruded to side；Described cooling coil (11) is positioned at institute
State in trapezoidal portion (26), the upper end face (27) that described trapezoidal portion (26) tilts is provided with described overfolw hole (12) or overflows groove
(13).
7. having a monitoring method for the switchgear house of fire-alarm as claimed in claim 1, it uses each power distribution cabinet (2)
Temperature controller (6) is set and controls fan (10) cooling, and use water pump controller control feed pump (17) to make cooling water circulation,
It is characterized in that described temperature controller (6) control process includes:
As T >=TH, start fan (10), until stopping fan (10) during T ＜ TL；
As T ＜ TH, start intensification monitoring mode；
Described intensification monitoring mode includes:
Measure V, as V ＜ VS；SA resets the upper level program that simultaneously returns；
As V >=VS, starting fan (10), fan (10) stops after continuing the TA time, measures V the most again, as V ＜ VS, returns
Return upper level program, otherwise SA is labeled as 1；
Wherein: T is the real time temperature in power distribution cabinet (2)；
TH is preset value, represents power distribution cabinet (2) warning high temperature；
TL is preset value, represents power distribution cabinet (2) safe temperature；
V is the programming rate in power distribution cabinet (2)；
VS is preset value, represents power distribution cabinet (2) safe programming rate；
And fire-alarm (29) is set on ceiling in switchgear house (1) and carries out fire hazard monitoring.
The monitoring method of the switchgear house with fire-alarm the most according to claim 7, is characterized in that described water pump control
Device processed controls feed pump (17) in periodically working.
The monitoring method of the switchgear house with fire-alarm the most according to claim 7, is characterized in that described water pump control
The control process of feed pump (17) is included by device processed: when power distribution cabinet (2) quantity that SA is 1 accounts for the certain proportion of sum, open
Dynamic feed pump (17) work duration T B, SA be 1 power distribution cabinet (2) quantity to account for the ratio of sum the highest, the TB time is the longest.
The monitoring method of the switchgear house with fire-alarm the most according to claim 7, is characterized in that fire-alarm
(29) master on off with switchgear house (1) is associated, when fire-alarm (29) detects fire, and whole switchgear house (1) power-off,
Fire extinguishing sprayer (30) fire extinguishing that utilization is arranged in switchgear house (1) opened by water pump (17).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610316574.9A CN106025848B (en) | 2016-05-13 | 2016-05-13 | A kind of switchgear house and its monitoring method with fire-alarm |
| CN201810148245.7A CN108365550B (en) | 2016-05-13 | 2016-05-13 | Power distribution room with fire alarm |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610316574.9A CN106025848B (en) | 2016-05-13 | 2016-05-13 | A kind of switchgear house and its monitoring method with fire-alarm |
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| CN201810148245.7A Division CN108365550B (en) | 2016-05-13 | 2016-05-13 | Power distribution room with fire alarm |
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| CN106025848A true CN106025848A (en) | 2016-10-12 |
| CN106025848B CN106025848B (en) | 2018-04-06 |
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| CN201810148245.7A Active CN108365550B (en) | 2016-05-13 | 2016-05-13 | Power distribution room with fire alarm |
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| CN201810148245.7A Active CN108365550B (en) | 2016-05-13 | 2016-05-13 | Power distribution room with fire alarm |
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| CN106530565A (en) * | 2017-01-10 | 2017-03-22 | 杭州超视科技有限公司 | Security protection alarm system and method |
| CN108491013A (en) * | 2018-05-21 | 2018-09-04 | 江西省计算技术研究所 | A kind of henhouse monitor control system and method |
| CN108491014A (en) * | 2018-05-21 | 2018-09-04 | 江西省计算技术研究所 | A kind of pig house monitor control system and method |
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| CN112821227B (en) * | 2021-04-01 | 2022-11-01 | 中海油能源发展装备技术有限公司 | Safe waterproof switch board |
| CN117039685B (en) * | 2023-08-10 | 2024-02-20 | 申恒电力设备有限公司 | Energy-saving box-type transformer substation |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108365550B (en) | 2020-08-14 |
| CN108365550A (en) | 2018-08-03 |
| CN106025848B (en) | 2018-04-06 |
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