CN113846875A - Condensation-preventing electric control room for field operation, control system and control method - Google Patents
Condensation-preventing electric control room for field operation, control system and control method Download PDFInfo
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- CN113846875A CN113846875A CN202111427423.8A CN202111427423A CN113846875A CN 113846875 A CN113846875 A CN 113846875A CN 202111427423 A CN202111427423 A CN 202111427423A CN 113846875 A CN113846875 A CN 113846875A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000009833 condensation Methods 0.000 claims abstract description 31
- 230000005494 condensation Effects 0.000 claims abstract description 17
- 230000017525 heat dissipation Effects 0.000 claims description 73
- 238000001816 cooling Methods 0.000 claims description 35
- 230000005855 radiation Effects 0.000 claims description 34
- 230000009191 jumping Effects 0.000 claims description 24
- 238000005192 partition Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 22
- 230000005669 field effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
- E04H1/1205—Small buildings erected in the open air
- E04H1/1238—Shelters for engines, e.g. electrical meter housings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34336—Structures movable as a whole, e.g. mobile home structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/70—Drying or keeping dry, e.g. by air vents
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/70—Drying or keeping dry, e.g. by air vents
- E04B1/7069—Drying or keeping dry, e.g. by air vents by ventilating
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
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- Geochemistry & Mineralogy (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an anti-condensation electric control room for field operation, a control system and a control method, which reduce the risk of condensation of a power unit in the electric control room in a standby state and an operating state, can keep the physical characteristics of the power unit and ensure the temperature of internal equipment to be above the dew point temperature by controlling the conversion of air circulation and sealing modes inside and outside a container room body and are provided with a heater, thereby effectively reducing the risk of condensation of the equipment and improving the reliability of continuous operation of the equipment.
Description
Technical Field
The invention relates to the technical field of petroleum and natural gas industrial drilling, in particular to an anti-condensation electric control room for field operation, a control system and a control method.
Background
Along with the deepening of the electromotion trend of oil and gas field development equipment, electric control equipment applied in the field is greatly increased, wherein the air-cooled electric control equipment is easy to generate condensation phenomenon in the application process, and the condensation can cause the problems of short circuit of electric connection, reduction of equipment insulation and the like. Especially, under the condition that equipment is standby at night, the equipment power consumption is low, the heating quantity is less, and the temperature of the electric control equipment is easy to be lower than the ambient dew point temperature through the circulation of the internal air and the external air.
Disclosure of Invention
Aiming at the defects in the prior art, the anti-condensation electric control room, the control system and the control method for field operation provided by the invention solve the problem that the electric control room is easy to condense.
In order to achieve the purpose of the invention, the invention adopts the technical scheme that: a condensation-preventing electric control room for field operation comprises: the device comprises a container house body, a shutter, a power unit, a heat radiation fan and a heater;
the shutter is fixed on one side wall surface in the container house body; the heat radiation fan is fixed on the other side wall surface in the container house body opposite to the wall surface where the shutter is located; the heater is fixed in a skid-mounted container in the container house body; the power unit is fixed in the container room, and the power unit fan and the heat dissipation fan inside the power unit are located on the same side.
A condensation-preventing electric control room for field operation comprises: the device comprises a container house body, a shutter, a power unit, a heat radiation fan and a heater;
the shutter is fixed on one side wall surface in the container house body; the heater is fixed in a skid-mounted container in the container house body; the heat radiation fan is positioned at the top of the power unit and is close to the other side wall surface in the container house body opposite to the wall surface where the shutter is positioned; the power unit is fixed in the container room, and the power unit fan and the heat dissipation fan inside the power unit are located on the same side.
The beneficial effect of above-mentioned scheme does: through setting up the shutter on a side wall body, set up radiator fan on the relative wall body of opposite side, set up power unit in the centre for the shutter is behind leading-in air, and accessible power unit fan and radiator fan conduct the air, realize the air convection, rapid cooling.
A condensation-preventing electric control room for field operation comprises: the device comprises a container house body, a shutter, a power unit, a heat radiation fan and a heater;
the louver is fixed at the bottom of the wall surface of the container house body; the power unit is fixed in the container house, and a power unit fan and a heat dissipation fan in the power unit are positioned on the same side; and the heat radiation fans are distributed and fixed on the wall surfaces on two sides of the container house where the louver is positioned.
Further, the container house includes: the power supply comprises a skid-mounted area, a louver area, a first power unit area and a second power unit area;
the louver area is positioned at the bottom of the container house body and is positioned on the skid-mounted area; the first power unit area and the second power unit area are both positioned on the louver area; a partition is arranged between the first power unit area and the second power unit area; the number of the shutters is 2, and the shutters are all positioned in the shutter area;
the number of the heat radiation fans is 4, wherein 2 heat radiation fans are positioned in the first power unit area, and the other 2 heat radiation fans are positioned in the second power unit area;
1 shutter and 2 cooling fans in the first power unit area are all arranged on one wall surface in the container room body, and the other 1 shutter and 2 cooling fans in the second power unit area are all arranged on the other opposite wall surface in the container room body;
the power units are 2 rows, one row of power units is positioned in the first power unit area, and power unit fans of the row of power units are positioned on the same side as the heat dissipation fan in the first power unit area; and the other row of power units is positioned in the second power unit area, and the power unit fans of the row of power units and the heat dissipation fan in the second power unit area are positioned on the same side.
The beneficial effect of above-mentioned scheme does: the container house is divided into two parts, air is introduced through the louver area, the air is conducted through the first power unit area and the second power unit area respectively, and the air is led out through the cooling fans of all the parts, so that two independent air convection areas are formed.
A condensation-preventing electric control room for field operation comprises: the device comprises a container house body, a shutter, a power unit, a heat radiation fan and a heater;
the louver is fixed at the bottom of the wall surface of the container house body; the power unit is fixed in the container house, and a power unit fan and a heat dissipation fan in the power unit are positioned on the same side; the heat radiation fans are distributed and fixed in the container house body above the power unit.
Further, the container house includes: the device comprises a skid-mounted area, a louver area, a first power unit area, a second power unit area, a first cooling fan area and a second cooling fan area;
the louver area is positioned at the bottom of the container house body and is positioned on the skid-mounted area; the first power unit area and the second power unit area are both positioned on the louver area; the first cooling fan area is positioned on the first power unit area; the second cooling fan area is positioned on the second power unit area; a partition is arranged between the first power unit area and the second power unit area;
the number of the shutters is 2, and the shutters are all positioned in the shutter area, wherein 1 shutter is fixed on one side wall surface in the container room body, and the other 1 shutter is fixed on the other side opposite wall surface in the container room body;
the number of the heat dissipation fans is 2, wherein 1 heat dissipation fan is positioned in the first heat dissipation fan area, and the other 1 heat dissipation fan is positioned in the second heat dissipation fan area;
the two cooling fans are both far away from the partition between the first power unit area and the second power unit area and are respectively close to the wall surface of the container house body;
the power units are 2 rows; one row of power units is positioned in the first power unit area, the power unit fans of the row of power units and the heat dissipation fan in the first heat dissipation fan area are positioned on the same side, the other row of power units is positioned in the second power unit area, and the power unit fans of the row of power units and the heat dissipation fan in the second heat dissipation fan area are positioned on the same side.
A control system of an anti-condensation electric control room for field operation comprises: the device comprises a power supply module, a control unit, an indoor temperature and humidity sensor and a proximity switch;
the control unit is respectively in communication connection with the indoor temperature and humidity sensor, the proximity switch, the power unit, the shutter, the cooling fan and the heater;
the power supply end of the power supply module is electrically connected with the control unit, the indoor temperature and humidity sensor and the proximity switch respectively; the indoor temperature and humidity sensor is fixed in the container room body; the proximity switch is in contact with the shutter.
A control method of an anti-condensation electric control room for field operation comprises the following steps:
s1, acquiring the running state of the power unit, the temperature of a driving module in the power unit, the temperature and humidity in a container room and the state of a shutter;
s2, judging whether the power unit operates or not according to the operation state of the power unit, if so, jumping to the step S3, and if not, jumping to the step S8;
s3, judging whether the temperature of the driving module is greater than 30 ℃, if so, jumping to a step S4, and if not, jumping to a step S5;
s4, judging whether the louver is opened or not according to the state of the louver, if so, starting the heat dissipation fan and the power unit fan to complete the control of the electric control room, and if not, opening the louver, and starting the heat dissipation fan and the power unit fan to complete the control of the electric control room;
s5, judging whether the temperature of the drive module is within 10-30 ℃, if so, jumping to S6, and if not, jumping to S7 when the temperature of the drive module is below 10 ℃;
s6, judging whether the louver is opened or not according to the state of the louver, if so, closing the heat dissipation fan and the power unit fan to finish the control of the electric control room, and if not, opening the louver, closing the heat dissipation fan and the power unit fan to finish the control of the electric control room;
s7, judging whether the louver is opened or not according to the state of the louver, if so, closing the louver, the heat dissipation fan and the power unit fan, starting the heater to complete the control of the electric control room, and if not, starting the heater, closing the heat dissipation fan and the power unit fan to complete the control of the electric control room;
s8, judging whether the temperature in the container room body is less than 10 ℃ and the humidity in the container room body is more than 70%, if so, jumping to the step S9, and if not, jumping to the step S1;
and S9, judging whether the louver is opened or not according to the state of the louver, if so, closing the louver, the heat dissipation fan and the power unit fan, starting the heater to complete the control of the electric control room, and if not, starting the heater, closing the heat dissipation fan and the power unit fan to complete the control of the electric control room.
In conclusion, the beneficial effects of the invention are as follows:
(1) the power unit fan and the heat dissipation fan are located on the same side. Through the closing of the adjustable shutter, the power unit bin is changed into an enclosed space isolated from the outside, so that outside air is prevented from entering, and the risk of condensation is reduced. Meanwhile, after the temperature of the electric control room is raised to be higher than the dew point temperature, the shutter can be opened to ventilate and dissipate heat, and the temperature of the equipment is not continuously raised.
(2) According to the invention, by designing the anti-condensation electric control room for field operation, the control system and the control method, the internal condensation risk of the power unit in the electric control room in the standby state and the operating state is reduced, the physical characteristics of the power unit can be maintained and the temperature of internal equipment is ensured to be above the dew point temperature by controlling the air circulation inside and outside the container room and the conversion of a closed mode, and meanwhile, the heater is arranged, so that the condensation risk of the equipment is effectively reduced, and the continuous operation reliability of the equipment is improved.
Drawings
Fig. 1 is a schematic view of an electric control room of embodiment 1;
fig. 2 is a schematic view of an electric control room of embodiment 2;
fig. 3 is a schematic view of an electric control room of embodiment 3;
FIG. 4 is a schematic view of an electric control room of embodiment 4;
FIG. 5 is a schematic diagram of a control system;
FIG. 6 is a schematic diagram of a power module;
FIG. 7 is a flow chart of a control method;
wherein, 1, container house body; 2. a blind window; 3. a power unit; 4. a heat radiation fan; 5. a heater; 6. a skid-mounted area; 7. a louver zone; 8. a first power cell region; 9. a second power cell region; 10. a first cooling fan area; 11. a second cooling fan zone.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
Example 1: as shown in fig. 1, an anti-condensation electric control room for field work comprises: the container house comprises a container house body 1, a shutter 2, a power unit 3, a heat radiation fan 4 and a heater 5;
the shutter 2 is fixed on the wall surface on one side in the container house body 1; the heat radiation fan 4 is fixed on the other side wall surface in the container house body 1 opposite to the wall surface where the shutter 2 is located; the heater 5 is fixed in a skid-mounted container in the container house body 1; the power unit 3 is fixed in the container house body 1, and the power unit fan and the heat radiation fan 4 in the power unit are positioned on the same side. The upper part of the heat radiation fan 4 is covered by a grid plate and is provided with enough holes to be connected with the container house body 1.
Example 2: as shown in fig. 2, an anti-condensation electric control room for field work comprises: the container house comprises a container house body 1, a shutter 2, a power unit 3, a heat radiation fan 4 and a heater 5;
the shutter 2 is fixed on the wall surface on one side in the container house body 1; the heater 5 is fixed in a skid-mounted container in the container house body 1; the heat radiation fan 4 is positioned at the top of the power unit 3 and is close to the other side wall surface in the container house body 1 opposite to the wall surface where the shutter 2 is positioned; the power unit 3 is fixed in the container house body 1, and the power unit fan and the heat radiation fan 4 in the power unit are positioned on the same side. The upper part of the heat radiation fan 4 is covered by a grid plate and is provided with enough holes to be connected with the container house body 1.
Example 3: as shown in fig. 3, an anti-condensation electric control room for field work comprises: the container house comprises a container house body 1, a shutter 2, a power unit 3, a heat radiation fan 4 and a heater 5;
the shutter 2 is fixed at the bottom of the wall surface of the container house body 1; the power unit 3 is fixed inside the container house body 1, and a power unit fan and a heat dissipation fan 4 inside the power unit are positioned on the same side; the heat radiation fans 4 are distributed and fixed on the wall surfaces on two sides of the container house body 1 where the shutter 2 is located. The upper part of the heat radiation fan 4 is covered by a grid plate and is provided with enough holes to be connected with the container house body 1.
The container house 1 includes: a skid-mounted area 6, a louver area 7, a first power unit area 8 and a second power unit area 9;
the louver area 7 is positioned at the bottom of the container house body 1 and is positioned on the skid-mounted area 6; the first power unit area 8 and the second power unit area 9 are both positioned on the louver area 7; a partition is arranged between the first power unit area 8 and the second power unit area 9; the number of the shutters 2 is 2, and the shutters are all positioned in the shutter area 7;
the number of the cooling fans 4 is 4, wherein 2 cooling fans 4 are located in the first power unit area 8, and the other 2 cooling fans 4 are located in the second power unit area 9;
1 shutter 2 and 2 heat radiation fans 4 in the first power unit area 8 are all arranged on one side wall surface in the container room body 1, and the other 1 shutter 2 and 2 heat radiation fans 4 in the second power unit area 9 are all arranged on the other opposite wall surface in the container room body 1;
the power units 3 are 2 rows, wherein one row of power units 3 is positioned in the first power unit area 8, and the power unit fans of the row of power units 3 and the heat dissipation fan 4 in the first power unit area 8 are positioned on the same side; another row of power units 3 is located in the second power unit area 9, and the power unit fans of the row of power units 3 are located on the same side as the heat dissipation fan 4 in the second power unit area 9.
Example 4: as shown in fig. 4, an anti-condensation electric control room for field work comprises: the container house comprises a container house body 1, a shutter 2, a power unit 3, a heat radiation fan 4 and a heater 5;
the shutter 2 is fixed at the bottom of the wall surface of the container house body 1; the power unit 3 is fixed inside the container house body 1, and a power unit fan and a heat dissipation fan 4 inside the power unit are positioned on the same side; and the heat radiation fans 4 are distributed and fixed in the container house body 1 above the power unit 3. The upper part of the heat radiation fan 4 is covered by a grid plate and is provided with enough holes to be connected with the container house body 1.
The container house 1 includes: a skid-mounted area 6, a louver area 7, a first power unit area 8, a second power unit area 9, a first heat dissipation fan area 10 and a second heat dissipation fan area 11;
the louver area 7 is positioned at the bottom of the container house body 1 and is positioned on the skid-mounted area 6; the first power unit area 8 and the second power unit area 9 are both positioned on the louver area 7; the first cooling fan area 10 is located on the first power unit area 8; the second heat dissipation fan area 11 is located on the second power unit area 9; a partition is arranged between the first power unit area 8 and the second power unit area 9;
the number of the shutters 2 is 2, and the shutters are all positioned in the shutter area 7, wherein 1 shutter 2 is fixed on one side wall surface in the container house body 1, and the other 1 shutter 2 is fixed on the other side opposite wall surface in the container house body 1;
the number of the heat dissipation fans 4 is 2, wherein 1 heat dissipation fan 4 is positioned in the first heat dissipation fan area 10, and the other 1 heat dissipation fan 4 is positioned in the second heat dissipation fan area 11;
the two cooling fans 4 are far away from the partition between the first power unit area 8 and the second power unit area 9 and are respectively close to the wall surface of the container house body 1;
the power units 3 are 2 rows; one row of power units 3 is located in the first power unit area 8, the power unit fans of the row of power units 3 are located on the same side as the heat dissipation fan 4 in the first heat dissipation fan area 10, the other row of power units 3 is located in the second power unit area 9, and the power unit fans of the row of power units 3 are located on the same side as the heat dissipation fan 4 in the second heat dissipation fan area 11.
Air filters are installed in the shutters 2 in the above embodiments 1 to 4, the shutters 2 can be adjusted in opening and closing angles, and the adjustment mode can be electric adjustment or manual adjustment. The heat radiation fan 4 can be an axial flow fan or a centrifugal fan, and can be a constant speed fan or a speed regulating fan. The heater 5 is an electric heater, which may be a space heater or a heating cable.
The number of the louver 2, the heat radiation fan 4 and the heater 5 can be set according to the requirement, and the number can be set according to the size of the container house body 1 and the power of the power unit 3.
As shown in fig. 5, a control system of an anti-condensation electric control room for field work comprises: the device comprises a power supply module, a control unit, an indoor temperature and humidity sensor and a proximity switch;
the control unit is respectively in communication connection with the indoor temperature and humidity sensor, the proximity switch, the power unit 3, the shutter 2, the cooling fan 4 and the heater 5;
the power supply end of the power supply module is electrically connected with the control unit, the indoor temperature and humidity sensor and the proximity switch respectively; the indoor temperature and humidity sensor is fixed in the container house body 1; the proximity switch is in contact with the blind 2.
The indoor temperature and humidity sensor is used for detecting the temperature and the humidity in the container room body 1. The proximity switch is used to detect the open/close state of the blind 2. Indoor temperature and humidity sensor signals and proximity switch switching signals are transmitted to the control unit, and the control unit controls the start and stop of the cooling fan 4 and the start and stop of the heater 5 according to the running state of the equipment and actual temperature and humidity values. Temperature and humidity sensor includes temperature and humidity sensing original paper and display panel, and display panel embeds signal transmission unit and transmits temperature and humidity signal to the control unit. The proximity switch may be contact or contactless.
As shown in fig. 6, the power supply module includes: a transformer T1, a capacitor C1, a capacitor C2, a grounded capacitor C3, a capacitor C4, a grounded capacitor C5, a capacitor C6, a grounded capacitor C7, a grounded capacitor C8, a grounded capacitor C9, a diode VD1, a diode VD2, a diode D1, a diode D2, a diode D3, a transistor Q1, a transistor Q1, a transistor Q2, a transistor Q3, a grounded resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a grounded resistor R7, a sliding varistor RP1, an NMOS transistor M1, an inductor L1 and a junction field effect transistor VT 1;
the primary side of the transformer T1 is connected with a mains supply, one end of the secondary side of the transformer T1 is respectively connected with the anode of the diode VD2 and one end of the capacitor C2, the other end of the secondary side of the transformer T1 is respectively connected with the anode of the diode VD1 and one end of the capacitor C1, and a tap of the secondary side of the transformer T1 is grounded; the cathode of the diode VD2 is respectively connected with the other end of the capacitor C2, the cathode of the diode VD1, the other end of the capacitor C1, the grounded capacitor C3, the drain of the junction field effect transistor VT1, one end of the resistor R3, the anode of the diode D2 and the drain of the NMOS transistor M1; the grid electrode of the junction field effect transistor VT1 is respectively connected with the source electrode of the junction field effect transistor VT1, the emitter electrode of the triode Q1 and the emitter electrode of the triode Q2; the base electrode of the triode Q1 is connected with the movable end of the slide rheostat RP1, and the collector electrode of the triode Q1 is grounded; the collector of the triode Q2 is respectively connected with the grounding resistor R1 and the base of the triode Q3, and the base of the triode Q2 is respectively connected with one end of the resistor R2 and one end of the capacitor C4; the other end of the resistor R2 is respectively connected with the other end of the resistor R3, the cathode of the diode D1 and the grounding capacitor C5; the anode of the diode D1 is grounded; the emitter of the triode Q3 is grounded, and the collector of the triode Q3 is connected with one end of a resistor R4; the grid electrode of the NMOS tube M1 is connected with the other end of the capacitor C4, and the source electrode of the NMOS tube M1 is respectively connected with one end of the capacitor C6, one end of the inductor L1 and the negative electrode of the diode D3; the anode of the diode D3 is grounded; the other end of the capacitor C6 is respectively connected with the other end of the resistor R4 and one end of the resistor R5; the other end of the resistor R5 is connected with the cathode of a diode D2; the other end of the inductor L1 is respectively connected with one end of a resistor R6, a grounding capacitor C7, a grounding capacitor C8 and a grounding capacitor C9 and serves as a power supply end of the power supply module; the first fixed end of the slide rheostat RP1 is connected with the other end of the resistor R6, and the second fixed end thereof is connected with the grounding resistor R7.
As shown in fig. 7, a control method of an anti-condensation electric control room for field work includes the following steps:
s1, acquiring the running state of the power unit 3, the temperature of a driving module in the power unit 3, the temperature and humidity in the container house 1 and the state of the shutter 2;
s2, judging whether the power unit 3 operates or not according to the operation state of the power unit 3, if so, jumping to S3, and if not, jumping to S8;
s3, judging whether the temperature of the driving module is greater than 30 ℃, if so, jumping to a step S4, and if not, jumping to a step S5;
s4, judging whether the louver 2 is opened or not according to the state of the louver 2, if so, starting the heat dissipation fan 4 and the power unit fan to complete the control of the electric control room, and if not, opening the louver 2, starting the heat dissipation fan 4 and the power unit fan to complete the control of the electric control room;
s5, judging whether the temperature of the drive module is within 10-30 ℃, if so, jumping to S6, and if not, jumping to S7 when the temperature of the drive module is below 10 ℃;
s6, judging whether the louver 2 is opened or not according to the state of the louver 2, if so, closing the heat dissipation fan 4 and the power unit fan to complete the control of the electric control room, and if not, opening the louver 2, closing the heat dissipation fan 4 and the power unit fan to complete the control of the electric control room;
s7, judging whether the louver 2 is opened or not according to the state of the louver 2, if so, closing the louver 2, the heat dissipation fan 4 and the power unit fan, starting the heater 5 to finish the control of the electric control room, and if not, starting the heater 5, closing the heat dissipation fan 4 and the power unit fan to finish the control of the electric control room;
s8, judging whether the temperature in the container room body 1 is less than 10 ℃ and the humidity in the container room body 1 is more than 70%, if so, jumping to the step S9, and if not, jumping to the step S1;
and S9, judging whether the shutter 2 is opened or not according to the state of the shutter 2, if so, closing the shutter 2, the heat dissipation fan 4 and the power unit fan, starting the heater 5 to complete the control of the electric control room, and if not, starting the heater 5, closing the heat dissipation fan 4 and the power unit fan to complete the control of the electric control room.
According to the invention, the adjustable shutter 2 and the cooling fan 4 are arranged on the container house body 1, and the heater 5 and the temperature and humidity sensor are arranged in the house body, so that the equipment condensation risk at low temperature at night can be reduced, and the environmental tolerance of the electric control equipment can be improved. Specifically, the electronic control room is placed in an outdoor oil field well site, the electronic control room stops working or enters a standby state at night, air exchange exists between the conventional power unit 3 and the external environment, and when the temperature of the electronic control room is lower than the dew point temperature of the external environment, condensation probably forms when the external humid air is in contact with the energy storage equipment, so that the internal electrical environment of the whole electronic control room is damaged, and equipment failure or service life is reduced. According to the invention, the adjustable shutter 2 can open or close external air to enter the container house body 1, when the electric control house normally performs charge and discharge work, the temperature of the driving module is lower than 30 ℃, the power unit fan is not started to operate, the adjustable shutter 2 is in a closed state, the heat dissipation fan 4 is not started, and the electric control house does not perform air exchange with the outside; the temperature of the driving module is higher than 30 ℃, the power unit fan is started to operate, the adjustable shutter 2 is opened, the heat dissipation fan 4 operates, the electric control room and the external environment exchange air, the external air enters the internal space of the container room body 1 after passing through the air filter, the internal environment is clean, and meanwhile, the temperature of the internal driving module is higher than 30 ℃, and the condensation risk is greatly reduced. When the equipment standby, adjustable shutter 2 closes, detects the environment humiture, when ambient temperature is less than 10 ℃, opens the heater, reaches 10 ℃ until ambient temperature, at equipment standby state, closes inside and outside air and exchanges, and promotes inside ambient temperature, and keeps at certain level, can cross to keep automatically controlled room temperature to be higher than outside dew point temperature, effectively reduces the standby condensation risk, can guarantee power unit 3 simultaneously by the standby chemical activity of converting into the operation, assurance equipment performance.
Claims (8)
1. The utility model provides a field work is with preventing automatically controlled room of condensation which characterized in that includes: the container house comprises a container house body (1), a shutter (2), a power unit (3), a cooling fan (4) and a heater (5);
the shutter (2) is fixed on the wall surface on one side in the container house body (1); the heat radiation fan (4) is fixed on the other side wall surface in the container house body (1) opposite to the wall surface where the shutter (2) is located; the heater (5) is fixed in a skid-mounted container in the container house body (1); the power unit (3) is fixed in the container house body (1), and a power unit fan and a heat dissipation fan (4) in the power unit are located on the same side.
2. The utility model provides a field work is with preventing automatically controlled room of condensation which characterized in that includes: the container house comprises a container house body (1), a shutter (2), a power unit (3), a cooling fan (4) and a heater (5);
the shutter (2) is fixed on the wall surface on one side in the container house body (1); the heater (5) is fixed in a skid-mounted container in the container house body (1); the heat radiation fan (4) is positioned at the top of the power unit (3) and is close to the other side wall surface in the container house body (1) opposite to the wall surface where the shutter (2) is positioned; the power unit (3) is fixed in the container house body (1), and a power unit fan and a heat dissipation fan (4) in the power unit are located on the same side.
3. The utility model provides a field work is with preventing automatically controlled room of condensation which characterized in that includes: the container house comprises a container house body (1), a shutter (2), a power unit (3), a cooling fan (4) and a heater (5);
the shutter (2) is fixed at the bottom of the wall surface of the container house body (1); the power unit (3) is fixed inside the container house body (1), and a power unit fan and a heat dissipation fan (4) inside the power unit are positioned on the same side; the heat radiation fans (4) are distributed and fixed on the wall surfaces on two sides of the container house body (1) where the louver (2) is located.
4. The electric control house for preventing condensation for field work according to claim 3, characterized in that the container house body (1) comprises: a skid-mounted area (6), a louver area (7), a first power unit area (8) and a second power unit area (9);
the louver area (7) is positioned at the bottom of the container house body (1) and is positioned on the skid-mounted area (6); the first power unit area (8) and the second power unit area (9) are both positioned on the louver area (7); a partition is arranged between the first power unit area (8) and the second power unit area (9); the number of the shutters (2) is 2, and the shutters are all positioned in the shutter area (7);
the number of the cooling fans (4) is 4, wherein 2 cooling fans (4) are positioned in the first power unit area (8), and the other 2 cooling fans (4) are positioned in the second power unit area (9);
1 shutter (2) and 2 cooling fans (4) in the first power unit area (8) are all arranged on one side wall surface in the container room body (1), and the other 1 shutter (2) and 2 cooling fans (4) in the second power unit area (9) are all arranged on the other opposite wall surface in the container room body (1);
the power units (3) are 2 rows, wherein one row of power units (3) is positioned in the first power unit area (8), and power unit fans of the row of power units (3) are positioned on the same side as the heat dissipation fan (4) in the first power unit area (8); the other row of power units (3) is positioned in the second power unit area (9), and the power unit fans of the row of power units (3) and the heat dissipation fan (4) in the second power unit area (9) are positioned on the same side.
5. The utility model provides a field work is with preventing automatically controlled room of condensation which characterized in that includes: the container house comprises a container house body (1), a shutter (2), a power unit (3), a cooling fan (4) and a heater (5);
the shutter (2) is fixed at the bottom of the wall surface of the container house body (1); the power unit (3) is fixed inside the container house body (1), and a power unit fan and a heat dissipation fan (4) inside the power unit are positioned on the same side; the heat radiation fans (4) are distributed and fixed in the container house body (1) above the power unit (3).
6. The electric control house for preventing condensation for field work according to claim 5, characterized in that the container house body (1) comprises: the device comprises a skid-mounted area (6), a louver area (7), a first power unit area (8), a second power unit area (9), a first cooling fan area (10) and a second cooling fan area (11);
the louver area (7) is positioned at the bottom of the container house body (1) and is positioned on the skid-mounted area (6); the first power unit area (8) and the second power unit area (9) are both positioned on the louver area (7); the first cooling fan area (10) is positioned on the first power unit area (8); the second cooling fan area (11) is positioned on the second power unit area (9); a partition is arranged between the first power unit area (8) and the second power unit area (9);
the number of the shutters (2) is 2, and the shutters are all positioned in the shutter area (7), wherein 1 shutter (2) is fixed on one side wall surface in the container house body (1), and the other 1 shutter (2) is fixed on the other side opposite wall surface in the container house body (1);
the number of the heat dissipation fans (4) is 2, wherein 1 heat dissipation fan (4) is positioned in the first heat dissipation fan area (10), and the other 1 heat dissipation fan (4) is positioned in the second heat dissipation fan area (11);
the two cooling fans (4) are far away from the partition between the first power unit area (8) and the second power unit area (9) and are respectively close to the wall surface of the container house body (1);
the power units (3) are 2 rows; one row of power units (3) is positioned in the first power unit area (8), the power unit fans of the row of power units (3) and the heat dissipation fan (4) in the first heat dissipation fan area (10) are positioned on the same side, the other row of power units (3) is positioned in the second power unit area (9), and the power unit fans of the row of power units (3) and the heat dissipation fan (4) in the second heat dissipation fan area (11) are positioned on the same side.
7. A control system of an anti-condensation electric control room for field operation according to claims 1-6, characterized by comprising: the device comprises a power supply module, a control unit, an indoor temperature and humidity sensor and a proximity switch;
the control unit is respectively in communication connection with the indoor temperature and humidity sensor, the proximity switch, the power unit (3), the shutter (2), the cooling fan (4) and the heater (5);
the power supply end of the power supply module is electrically connected with the control unit, the indoor temperature and humidity sensor and the proximity switch respectively; the indoor temperature and humidity sensor is fixed in the container house body (1); the proximity switch is in contact with the shutter (2).
8. A control method of an anti-condensation electric control room for field operation as claimed in claims 1-7, characterized by comprising the following steps:
s1, acquiring the running state of the power unit (3), the temperature of a driving module in the power unit (3), the temperature and humidity in the container house body (1) and the state of the shutter (2);
s2, judging whether the power unit (3) operates or not according to the operation state of the power unit (3), if so, jumping to the step S3, and if not, jumping to the step S8;
s3, judging whether the temperature of the driving module is greater than 30 ℃, if so, jumping to a step S4, and if not, jumping to a step S5;
s4, judging whether the louver (2) is opened or not according to the state of the louver (2), if so, starting the heat dissipation fan (4) and the power unit fan to complete the control of the electric control room, and if not, opening the louver (2), starting the heat dissipation fan (4) and the power unit fan to complete the control of the electric control room;
s5, judging whether the temperature of the drive module is within 10-30 ℃, if so, jumping to S6, and if not, jumping to S7 when the temperature of the drive module is below 10 ℃;
s6, judging whether the louver (2) is opened or not according to the state of the louver (2), if so, closing the heat dissipation fan (4) and the power unit fan to finish the control of the electric control room, and if not, opening the louver (2), closing the heat dissipation fan (4) and the power unit fan to finish the control of the electric control room;
s7, judging whether the shutter (2) is opened or not according to the state of the shutter (2), if so, closing the shutter (2), the heat dissipation fan (4) and the power unit fan, starting the heater (5) to complete the control of the electric control room, and if not, starting the heater (5), closing the heat dissipation fan (4) and the power unit fan to complete the control of the electric control room;
s8, judging whether the temperature in the container room body (1) is less than 10 ℃ and the humidity in the container room body (1) is more than 70%, if so, jumping to the step S9, and if not, jumping to the step S1;
s9, whether the louver (2) is opened or not is judged according to the state of the louver (2), if yes, the louver (2), the heat dissipation fan (4) and the power unit fan are closed, the heater (5) is started, control over the electric control room is completed, and if not, the heater (5) is started, the heat dissipation fan (4) and the power unit fan are closed, and control over the electric control room is completed.
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Cited By (1)
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| CN115648884A (en) * | 2022-08-23 | 2023-01-31 | 广州精益汽车空调有限公司 | Method for preventing insulation fault of electric air conditioner of new energy bus |
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