CN108882640B - Virtual synchronous power generation device - Google Patents
Virtual synchronous power generation device Download PDFInfo
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- CN108882640B CN108882640B CN201810773156.1A CN201810773156A CN108882640B CN 108882640 B CN108882640 B CN 108882640B CN 201810773156 A CN201810773156 A CN 201810773156A CN 108882640 B CN108882640 B CN 108882640B
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- pipe
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- power generation
- virtual synchronous
- synchronous power
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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
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
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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
- H05K7/20127—Natural convection
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- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a virtual synchronous power generation device, which comprises a virtual synchronous power generation unit, a shell, a power supply and a cooler, wherein the shell is provided with a plurality of power supply ports; the cooler includes a cooler main body, a coolant supply unit, a coolant delivery pipe; the coolant supply unit is connected with the cooler main body through the coolant delivery pipe, and the coolant supply unit is used for supplying coolant to the cooler main body; the cooler main body includes a cold heat exchanger, an intake pipe, and a cooling pipe; the cold-heat exchanger is provided with a hot air inlet port, a coolant inlet port and a cold air outlet port, the coolant inlet port is connected with the coolant conveying pipe, the air inlet pipe is connected with the hot air inlet port, and the cold air outlet port is connected with the cooling pipe; the invention can rapidly cool the virtual synchronous power generation device.
Description
Technical Field
The invention relates to the technical field of virtual synchronous power generation, in particular to a virtual synchronous power generation device.
Background
The traditional virtual synchronous power generation device can generate more heat in the operation process.
When the heat is accumulated to a certain degree in the virtual synchronous power generation device, the heat may affect the normal operation of the virtual synchronous power generation device, and may even reduce the service life of the virtual synchronous power generation device.
The conventional virtual synchronous power generation device cannot rapidly remove the generated heat.
Therefore, a new technical solution is needed to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a virtual synchronous power generation device which can be cooled quickly.
In order to solve the problems, the technical scheme of the invention is as follows:
a virtual synchronous power generation device comprises a virtual synchronous power generation unit, a shell, a power supply and a cooler; the cooler includes a cooler main body, a coolant supply unit, a coolant delivery pipe; the coolant supply unit is connected with the cooler main body through the coolant delivery pipe, and the coolant supply unit is used for supplying coolant to the cooler main body; the cooler main body includes a cold heat exchanger, an intake pipe, and a cooling pipe; the cold-heat exchanger is provided with a hot air inlet port, a coolant inlet port and a cold air outlet port, the coolant inlet port is connected with the coolant conveying pipe, the air inlet pipe is connected with the hot air inlet port, and the cold air outlet port is connected with the cooling pipe.
In the virtual synchronous power generation device, the intake pipe includes a first pipe and a second pipe.
In the virtual synchronous power generation device, the first pipe body has a first outer circumferential wall portion and a first inner circumferential wall portion.
In the virtual synchronous power generation device, the second pipe body has a second outer peripheral wall portion and a second inner peripheral wall portion.
In the virtual synchronous power generator, the first pipe is a hollow circular pipe member having front and rear ends open.
In the virtual synchronous power generation device, the first pipe is used for conveying hot air with a first flow rate.
In the above virtual synchronous power generation device, the first pipe body has a constant diameter over the entire length.
In the virtual synchronous power generator, the second pipe is a hollow circular pipe member having both front and rear ends open.
In the virtual synchronous power generation device, the second pipe is used for conveying hot air with a second flow rate.
In the above virtual synchronous generator, the second pipe body has a constant diameter over the entire length.
Compared with the prior art, the virtual synchronous power generation device can be cooled quickly.
Drawings
FIG. 1 is a schematic diagram of a virtual synchronous power plant of the present invention;
FIG. 2 is a schematic view showing a connection relationship among a cooler main body, a coolant supply unit, and a coolant delivery pipe in the virtual synchronous power plant according to the present invention;
fig. 3 is a schematic view showing a positional relationship between a column part and a cooling pipe in the virtual synchronous generator according to the present invention.
Detailed Description
As shown in fig. 1 to 3, the virtual synchronous power generation apparatus of the present invention includes a virtual synchronous power generation unit 102, a housing 101, a power supply, and a cooler 103. The power supply of the virtual synchronous power generation device is connected to the virtual synchronous power generation unit 102 and the cooler 103, and the power supply is used for supplying electric energy to the virtual synchronous power generation unit 102 and the cooler 103. A virtual synchronous power generation unit 102, a power supply, and a cooler 103 are provided within the housing 101. The cooler 103 is attached to at least a part of the virtual synchronous power generation unit 102, and the cooler 103 is used for cooling the virtual synchronous power generation unit 102.
The cooler 103 includes a control unit, a heat collecting plate, an operation unit, a cooler main body 104, a carrier shaft, a coolant supply unit 105, a coolant delivery pipe 106, an exhaust gas processor, and a mounting member.
The control unit is used for controlling the operation and the shutdown of the cooler 103.
The surface of the heat-collecting plate is curved, and the heat-collecting plate consists of a heat-collecting layer, a filter layer and a heat-insulating layer. The filter layer is arranged between the heat accumulation layer and the heat insulation layer. A first preset distance is reserved between the filter layer and the heat accumulation layer, and a second preset distance is reserved between the filter layer and the heat insulation layer.
The heat accumulating layer is made of a heat accumulating material (for example, black rubber) for absorbing heat emitted when the virtual synchronous power generation unit 102 operates. The filter layer is made of a filter material and is used for filtering particulate objects in the air. The heat insulation layer is made of heat insulation materials and is used for preventing heat accumulated by the heat accumulation layer from losing. The filter layer is also provided with a heat preservation net with honeycomb meshes and is also used for accumulating the heat dissipated and penetrating through the heat accumulation layer when the virtual synchronous power generation unit 102 operates.
The running portion and the bearing shaft are orthogonal to each other, the running portion is disposed between a bottom edge of the heat collecting plate and an upper side of the bearing shaft, and the bearing shaft supports and connects the running portion. The operation part is used for enabling the bearing shaft to reciprocate.
A coolant supply unit 105 is connected to the cooler main body 104 through a coolant delivery pipe 106, the coolant supply unit 105 is used to supply coolant to the cooler main body 104, and the operation portion includes a drive shaft, a first drive member, a second drive member, a guide rail, gears, a bearing carrier, an input member, and an output member. The bearing shaft is composed of an outer shaft, an inner shaft, an outer shaft component, an inner shaft component, a rubber ring, a first joint and a second joint.
The drive shaft is engaged with the carrier shaft. The first and second drive members are disposed on laterally symmetrical planes of the drive shaft. The first drive member is arranged on the left side of the drive shaft and is connected to the input member via a bearing carrier, and the second drive member is arranged on the right side of the drive shaft and is connected to the output member via a bearing carrier. The length of the input member is the same as the length of the output member. The drive shaft is used to drive the input member and the output member to form compressed hot air.
The guide rails are equidistantly formed on the inner peripheral surface of the operation portion, and the guide rails are provided with balls. The bearing carrier is disposed coaxially with the axis of the operation section, and a gear is provided at the rear end of the drive shaft of the operation section and is connected to the first drive member. The drive shaft and the guide rail are connected to each other, and the balls are arranged on the inner peripheral surface side of the guide rail. The guide rail and the drive shaft are adapted to move relative to each other in an axial direction as the balls slide along the guide rail. The balls are used to smoothly slide in the guide rails in the case where the gears and the drive shaft are inclined.
The carrier shaft is made of a metallic material. The bearing shaft has a narrow diameter portion which is reduced in diameter toward the front of the operation portion, a small diameter portion which extends from the front end of the narrow diameter portion to the rear, and a wide diameter portion which is opened from the rear end of the narrow diameter portion to the rear. The narrow-diameter portion and the wide-diameter portion are provided as hollow circular pipe members, and the micro-diameter portion is a solid circular pipe member. The micro-diameter part is embedded in and fixed at the rear end of the operation part. The front end of the micro-diameter part is supported by a support frame. The support frame rotatably supports the carrier shaft with respect to the housing 101 of the virtual synchronous generator.
The outer shaft and the inner shaft are both arranged in a hollow round tube shape, the outer shaft is embedded in the wide-diameter part of the bearing shaft, and the inner shaft is embedded in the narrow-diameter part of the bearing shaft. The outer shaft member is an annular metal component that is externally fitted into an outer shaft that carries the shaft. The inner shaft member is an annular metal member having a smaller diameter than the outer shaft member, and is fixed to the inner shaft of the carrier shaft. A first connector is disposed on the outer shaft for engaging the outer shaft member and a second connector is disposed on the inner shaft for engaging the inner shaft member. The outer shaft member and the inner shaft member are integrally formed with the rubber ring. The rubber ring is used to suppress transmission of a vibration acting force when the bearing shaft is operated to the housing 101 of the virtual synchronous power generation device by elastic deformation. The outer shaft member is a member having a plurality of different outer diameter portions, and the inner shaft member is a member having a plurality of different inner diameter portions.
The cooler main body 104 further includes a cold heat exchanger, an intake pipe, a joint member, a tube divider, a column portion 107, and a cooling tube 108.
The cold-heat exchanger is provided with a hot air inlet port, a coolant inlet port, and a cold air outlet port, the coolant inlet port being connected to the coolant conveying pipe 106, an intake pipe being connected to the hot air inlet port, and the cold air outlet port being connected to the cooling pipe 108.
In the present invention, hot air is air having a temperature in a first temperature range, and cold air refers to air having a temperature in a second temperature range, the first temperature range may be, for example, a temperature range of 20 to 100 degrees celsius, and the second temperature range may be, for example, a temperature range of-10 to 30 degrees celsius.
The air inlet pipe comprises a first pipe body and a second pipe body.
The joint member includes a first joint member, a second joint member, a first bolt, a second bolt, a first nut, and a second nut.
The first pipe is a hollow circular pipe member having both front and rear ends open, the first pipe being for conveying hot air at a first flow rate, the first pipe having a constant diameter over the entire length. The first coupling member is used to couple the first pipe and the cold heat exchanger, and the second coupling member is used to couple the second pipe and the cold heat exchanger. The first pipe body has a first outer peripheral wall portion and a first inner peripheral wall portion. The first engaging member is provided with a first through hole. The first through hole is formed on an inner peripheral surface of a rear end of the first engaging member. The first through hole is a through hole through which the first engaging member communicates with the outer shaft that carries the shaft. The outer peripheral surface of the first bolt has a thread groove, and the thread groove of the first bolt protrudes from the rear portion of the first engagement member.
The first engaging member is formed with a projection in a radially outward direction of the first tube, the projection of the first engaging member is inserted into the first tube, a front end opening edge of the first tube is attached inside the rubber ring of the bearing shaft, a center of the first tube orthogonal to the bearing shaft is connected downward to the projection of the first engaging member, the first tube and the first through hole extend along a surface orthogonal to the projection of the first engaging member, and the first tube is used for inverting the first engaging member in the front-rear direction at a widthwise intermediate position. The first bolt passes through the first through hole to connect the first joint member with the first pipe body and the outer shaft of the bearing shaft in series, and the first bolt is embedded with the first nut to be vertically connected with the first joint member and the outer shaft of the bearing shaft. The first tube is engaged into the hot air inlet port of the cold heat exchanger by the first engaging member.
The inner diameter of the first inner peripheral wall portion is larger than the outer diameter of the boss portion. The first tube is used for pushing the rubber ring of the bearing shaft forward under the condition of not colliding with the boss, so that the input component receives the pushing force from the bearing shaft. When the output member receives a forward collision force from the bearing shaft, the rear end opening edge of the first tube body passes through the rubber ring and retracts to prevent collision with the boss.
The output member is used for supplying the hot air of the heat collecting plate to the cold-heat exchanger through the first pipe along the extending direction of the bearing shaft.
The second pipe body is a hollow circular pipe member having both front and rear ends open, the second pipe body being for conveying hot air having a second flow rate, the second pipe body having a constant diameter over the entire length. The second pipe body has a second outer peripheral wall portion and a second inner peripheral wall portion. The second engaging member is provided with a second through hole. The second through hole is formed at a position where an inner circumferential surface of the rear end of the second coupling member faces an upper side of the heat exchanger. The second through hole is a through hole through which the second coupling member and the cold heat exchanger are coupled to communicate. The outer peripheral surface of the second bolt has a thread groove, and the thread groove of the second bolt protrudes from the rear portion of the second engagement member.
A forward opening edge of the second pipe body is attached to the outside of the housing 101 of the virtual synchronous power generating apparatus, a backward opening edge of the second pipe body is made of a rubber material, a second bolt passes through the second through hole to string the second coupling member with the second pipe body and the cold heat exchanger, and the second bolt is fitted with a second nut. The second engagement means is for engaging the second tube and the hot air inlet port of the heat exchanger. The coolant supply unit 105 serves to supply coolant into the cold heat exchanger via a coolant delivery pipe.
The second pipe body is formed with a recess in a radially inward direction in the second joint member. The inner diameter of the second inner peripheral wall portion is set larger than the outer diameter of the recessed portion.
The backward opening edge of the second pipe body is used for shrinking when the back end opening edge of the first pipe body penetrates through the rubber ring and retracts until the concave part is contacted with the cold-heat exchanger continuously.
The column portion 107 is a hollow column having a polygonal cross section, at least a part of the column portion 107 is in contact with the virtual synchronous power generation unit 102, and the cooling pipe 108 is spirally provided on the inner wall of the column portion from the bottom of the column portion 107 to the top of the column portion 107. The cooling pipe 108 has a double pipe structure, and the first sub-pipe and the second sub-pipe of the cooling pipe 108 are arranged in parallel to improve cooling efficiency. The pipe separator is connected with the first sub-pipe and the second sub-pipe, and the pipe separator is also connected with a cold air outlet port of the cold heat exchanger. The hot air inlet port of the cold-heat exchanger is provided with an air flow control part which is used for changing the circulation angle of the hot air and controlling the flow of the hot air.
The exhaust gas processor includes an exhaust pipe, an air vent, a constricted portion, a regulation unit, a connection member, a fastening bolt, and a fastening nut. The exhaust gas processor is disposed at the inner lower side of the cooler 103.
The constricted portion is provided inside the exhaust gas processor, and the constricted portion is used to control the flow of gas inside the exhaust gas processor. The constricted portion is provided in front of the exhaust pipe, and has a first diameter portion, a reduced diameter portion that decreases from the first diameter portion toward the rear, and a second diameter portion that extends from the tail end of the exhaust pipe toward the rear.
A front end opening edge is formed at the front end of the first diameter portion, and a rear end opening edge is formed at the rear end of the second diameter portion.
The exhaust pipe is a hollow circular pipe member having front and rear ends open, and the exhaust pipe is used to allow cool air to flow through the interior of the exhaust pipe, and has a constant diameter over the entire length. The connecting member is provided with a communication hole. A communication hole is formed on an inner peripheral surface of a front end of the connecting member. The communication hole is a through hole through which the exhaust pipe is joined and communicated with the connection member and the heat exchanger of the cooler 103. The outer peripheral surface of the fastening bolt has a thread groove, and the thread groove of the fastening bolt protrudes from the rear portion of the connecting member.
A front-side opening edge of the exhaust pipe is attached to the cold air discharge port of the cold heat exchanger, a gas ejection port is attached to a rear-side opening edge of the exhaust pipe, a fastening bolt passes through the communication hole to join a connecting member for joining the front-side opening edge of the exhaust pipe and the cold air discharge port on the right side of the cold heat exchanger to the exhaust pipe and the cold heat exchanger in tandem, and the fastening bolt is fitted with a fastening nut.
The constricted portion of the constricted portion is fitted into the exhaust gas treatment device, and the exhaust pipe extends in the right side surface direction of the cooler 103. The outer diameter of the gas ejection port is larger than the outer diameter of the exhaust pipe, and the gas ejection port is joined to the exhaust pipe seamlessly. The exhaust pipe and the at least two air ejection ports communicate with a cool air discharge port of the cool heat exchanger of the cooler 103.
The exhaust pipe and the constricted portion are provided at an end portion of the exhaust gas treatment device.
Since the exhaust gas treatment device has a movable space, the direction of the gas ejection port of the exhaust pipe can be changed.
The regulation and control unit is composed of a regulation and control main body, a starting key, a timer, an air valve and an instrument.
The timer, the air valve and the instrument are arranged on the transversely symmetrical surface of the regulating and controlling main body. The regulating unit is disposed on the surface of the housing 101. The meter and the timer are in a symmetrical positional relationship, and the meter is disposed at a position visible from the outside of the housing 101. When the meter hand stops at a desired position, cooling is performed by the conditioning unit for the entire surface of the virtual synchronous power generation unit 102 or at a desired surface. The air valve and the timer are adjacent to the left side surface of the regulating unit.
The regulating unit is used for regulating the air injection angle of the air injection port, for example, the regulating unit is used for regulating the air injection port to be in an extending state in the vertical direction.
The air jets protrude from the end of the exhaust piping, the length of the air jets being shorter than the length of the inclined sides of the exhaust piping, the shorter upper sides of the air jets pointing to the back of the virtual synchronous power generation unit 102, and the longer lower sides of the air jets pointing to the surface of the virtual synchronous power generation unit 102.
The virtual synchronous power generation unit 102 faces the exhaust pipe, and the air jet port outputs cool air. The regulating unit is used for enabling the exhaust distribution pipe to move in the up-and-down direction, the air jet port faces the oblique lower side, and the regulating unit is used for enabling the air jet port to rotate along the center so as to enable the air jet angle to change. The air injection angle of all the air injection ports changes in the same direction. The regulating unit is used for changing the air injection angle of the exhaust piping so that the virtual synchronous power generation unit 102 is cooled in the longitudinal and transverse directions.
The regulating and controlling unit is used for enabling the air injection angles of all the air injection ports to change in the same direction or enabling the air injection angles of different air injection ports to change individually.
The air injection angle of the air injection port can be electrically changed by manually starting a key according to the regulating and controlling unit, and can also be periodically changed by a timer. The air nozzle is used to cool the virtual synchronous power generation unit 102 by setting the pressure inside the exhaust gas processor in advance through the air valve.
The control unit is configured to make the gas discharge port angle of the exhaust pipe upward to cool the back surface of the virtual synchronous power generation unit 102 higher than the position of the exhaust pipe. The control unit is configured to direct the gas discharge port angle of the exhaust pipe downward to cool the surface of the virtual synchronous power generation unit 102 lower than the position of the exhaust pipe. The heat exchanger is used to cool the virtual synchronous power generation unit 102 with the cool air flowing out from the exhaust pipe. By changing the air injection angle of the exhaust pipe, the front and rear surfaces of the virtual synchronous power generation unit 102, and even the entire main machine, are cooled.
The virtual synchronous power generation device further comprises a buffer component;
the virtual synchronous power generation unit 102 and the buffer member are disposed in the housing 101, the buffer member is disposed between the outer surface of the virtual synchronous main body and the inner surface of the housing 101, and the buffer member is used for buffering the vibration acting force applied to the housing 101 by the virtual synchronous power generation unit 102;
the buffer member comprises at least two buffer pads arranged in a one-dimensional array or a two-dimensional array, the buffer pads comprise a first rigid layer, a second rigid layer and a flexible layer, the flexible layer is arranged between the first rigid layer and the second rigid layer, the first rigid layer is connected with the inner surface of the shell 101, and the second rigid layer is connected with the outer surface of the virtual synchronous power generation unit 102.
The flexible layer is made of foam.
At least two first barbed nails are arranged on the surface of the first rigid layer facing the flexible layer.
At least two first spikes are arranged in a one-dimensional array or a two-dimensional array.
The first spikes penetrate into the flexible layer.
The length of the first spike is less than the thickness of the flexible layer.
At least two second barbed nails are arranged on the surface of the second rigid layer facing the flexible layer.
At least two second spikes are arranged in a one-dimensional array or a two-dimensional array.
The second spikes penetrate into the flexible layer.
The length of the second spike is less than the thickness of the flexible layer.
At least a part of the mounting member for fixing the cooler main body 104 and the virtual synchronous power generation unit 102 is provided on the cooler main body 104 of the cooler 103, and the mounting member includes a joint main body, a joint section, and a joint base provided on the virtual synchronous power generation unit 102, the joint section being connected to the cooler main body 104, the joint main body connecting the joint section and the joint base, the joint main body being provided on the joint base.
The splice body has a top end, a middle section, a recessed section, and a bottom end. The tip end portion is provided at the upper end of the joint body, the intermediate portion is provided at the middle position of the joint body, and the intermediate portion has a circular ring plate shape. The concave portion is provided below the joint main body via the intermediate portion, and stands toward the upper side. The middle section and the bottom section are opposed in parallel to the top section at a predetermined interval. The bottom end part is shaped like a circular ring plate. The bottom end portion is formed at the outer periphery of the recessed portion. The base end portion protrudes radially outward from the recessed portion. The strength of the recessed portion is improved by connecting the recessed portion to the bottom end portion. The bottom end portion is supported on the joint base.
The joint section includes a first joint member, a second joint member, a third joint member, a first joint bolt, a second joint bolt, a third joint bolt, a first joint nut, a second joint nut, and a third joint nut.
The first connecting part is provided with a first conjugant and a first inserting part, one end of the first inserting part is connected with the first conjugant, the other end of the first inserting part extends in the direction far away from the first conjugant, the first inserting part is columnar, the second connecting part is provided with a second conjugant and a second inserting part, one end of the second inserting part is connected with the second conjugant, the other end of the second inserting part extends in the direction far away from the second conjugant, the second inserting part is columnar, the third connecting part is provided with a third conjugant and a third inserting part, one end of the third inserting part is connected with the third conjugant, the other end of the third inserting part extends in the direction far away from the third conjugant, and the third inserting part is columnar. The first joint bolt is provided on the first joint body, and is fitted with the first joint nut, the second joint bolt is provided on the second joint body, and is fitted with the second joint nut, and the third joint bolt is provided on the third joint body, and is fitted with the third joint nut.
The joint base has a first center hole into which the first insertion portion is inserted, a second center hole into which the second insertion portion is inserted, and a third center hole into which the third insertion portion is inserted, the first insertion portion inserted into the first center hole for supporting the first engaging body, the second insertion portion inserted into the second center hole for supporting the second engaging body, and the third insertion portion inserted into the third center hole for supporting the third engaging body. The engagement base is disposed below the engagement member, and the engagement body is attached to the engagement base.
The first coupling body is provided at a hot air inlet port where the first pipe and the heat exchanger are abutted against each other, the second coupling body is provided at a hot air inlet port where the second pipe and the heat exchanger are abutted against each other, and the third coupling body is provided at a cold air outlet port where the exhaust pipe and the heat exchanger are abutted against each other. The end of the first pipe is connected to the first joint body, the end of the second pipe is connected to the second joint body, and the end of the exhaust pipe is connected to the third joint body.
The first joint body, the second joint body and the third joint body are all long-strip-shaped plate bodies made of metal, the first joint body, the second joint body and the third joint body are respectively provided with a first cylinder part, a second cylinder part and a third cylinder part, at least one part of a first insertion part is arranged in the first cylinder part of the first joint body, at least one part of a second insertion part is arranged in the second cylinder part of the second joint body, and at least one part of a third insertion part is arranged in the third cylinder part of the third joint body.
The first connecting member, the second connecting member, and the third connecting member are used to firmly connect the first pipe body, the second pipe body, and the exhaust pipe.
The virtual synchronous power generation device also comprises a strip-shaped supporting piece;
the virtual synchronous power generation unit 102 is arranged in the housing 101, the strip-shaped supporting member is arranged between the outer surface of the virtual synchronous power generation unit 102 and the inner surface of the housing 101, one end of the strip-shaped supporting member is fixed on the inner surface of the housing 101, and the other end of the strip-shaped supporting member is fixed on the outer surface of the virtual synchronous power generation unit 102;
the strip-shaped supporting piece comprises a first section, a second section and a third section, the second section is arranged between the first section and the third section and is connected with the first section and the third section, the first section and the third section are both rigid members, the second section is an elastic member, and the second section is used for buffering the pressure or the tensile force between the first section and the third section.
The end of the first section remote from the second section is fixed to the inner surface of the housing 101.
One end of the first segment, which is far away from the second segment, is fixed on the inner surface of the shell 101 through a first hinge.
The first hinge has a first hinge portion, a second hinge portion, and a first pivot axis, at least a portion of the first hinge portion, at least a portion of the second hinge portion nesting with the first pivot axis.
The first hinge is secured to the inner surface of the housing 101 and the second hinge is secured to the end of the first segment remote from the second segment.
One end of the third segment, which is far away from the second segment, is fixed on the outer surface of the virtual synchronous power generation unit 102.
One end of the third segment, which is far away from the second segment, is fixed on the outer surface of the virtual synchronous power generation unit 102 through a second hinge.
The second hinge is provided with a third hinge part, a fourth hinge part and a second rotating shaft, and at least one part of the third hinge part and at least one part of the fourth hinge part are nested with the second rotating shaft.
The third hinge is fixed to the outer surface of the virtual synchronous power generation unit 102, and the second hinge is fixed to one end of the third segment away from the second segment.
The elastic member is a spring.
Through the technical scheme, the virtual synchronous power generation device can be cooled quickly.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (9)
1. A virtual synchronous power generation device is characterized by comprising a virtual synchronous power generation unit, a shell, a power supply and a cooler;
the cooler includes a cooler main body, a coolant supply unit, a coolant delivery pipe;
the coolant supply unit is connected with the cooler main body through the coolant delivery pipe, and the coolant supply unit is used for supplying coolant to the cooler main body;
the cooler main body includes a cold heat exchanger, an intake pipe, and a cooling pipe;
the cold-heat exchanger is provided with a hot air inlet port, a coolant inlet port and a cold air outlet port, the coolant inlet port is connected with the coolant conveying pipe, the air inlet pipe is connected with the hot air inlet port, and the cold air outlet port is connected with the cooling pipe;
the air inlet pipe comprises a first pipe body and a second pipe body;
the cooler body further includes an engagement member;
the joint member includes a first joint member, a second joint member, a first bolt, a second bolt, a first nut, and a second nut; the first engaging member is provided with a first through hole formed on an inner peripheral surface of a rear end of the first engaging member, the first through hole being a through hole through which the first engaging member communicates with the outer shaft of the carrier shaft; the first joint member is formed with a projection in a radially outward direction of the first tube body, the projection of the first joint member is inserted into the first tube body, a front end opening edge of the first tube body is attached inside a rubber ring of a bearing shaft of the cooler, a center of the first tube body orthogonal to the bearing shaft is connected downward to the projection of the first joint member, the first tube body and the first through hole extend along a surface orthogonal to the projection of the first joint member, the first tube body is used for inverting the first joint member in a front-rear direction at a widthwise intermediate position;
the first bolt passes through the first through hole so as to enable the first joint component to be connected with the first pipe body and the outer shaft of the bearing shaft in series, and the first bolt is embedded with the first nut so as to be vertically connected with the first joint component and the outer shaft of the bearing shaft; the first tube is engaged into the hot air inlet port of the cold-heat exchanger by a first engaging member;
the second joint member is provided with a second through hole; a second through hole is formed at a position where an inner peripheral surface of a rear end of the second engagement member faces an upper side of the heat exchanger, the second through hole being a through hole through which the second engagement member and the heat exchanger are engaged and communicated, an outer peripheral surface of the second bolt having a threaded groove, the threaded groove of the second bolt protruding from a rear portion of the second engagement member; a forward opening edge of the second pipe body is attached to the outside of the housing of the virtual synchronous power generation device, a backward opening edge of the second pipe body is made of a rubber material, and a second bolt passes through the second through hole to string the second coupling member with the second pipe body and the cold heat exchanger; the second bolt is embedded with the second nut;
the cooler includes a mounting member; at least a part of a mounting member is provided on a cooler main body of the cooler, the mounting member being used to fix the cooler main body and the virtual synchronous power generation unit, the mounting member including a joint main body, a joint section, and a joint base, the joint base being provided on the virtual synchronous power generation unit, the joint section being connected with the cooler main body, the joint main body connecting the joint section and the joint base, the joint main body being provided on the joint base;
the engagement body having a top end, a middle portion, a recessed portion, and a bottom end; the tip end part is arranged at the upper end of the joint body, the middle part is arranged at the middle position of the joint body, and the middle part is in a shape of a circular ring plate; the concave portion is provided below the joint main body via the intermediate portion and stands upward; the middle section and the bottom end section are opposed in parallel to the top end section at a predetermined interval; the bottom end part is in a shape of a circular ring plate; the bottom end part is formed at the periphery of the concave part; the bottom end part protrudes from the concave part to the radial outer side; the strength of the recessed portion is improved by connecting the recessed portion to the bottom end portion, which is supported on the joint base.
2. The virtual synchronous power generation device according to claim 1, wherein the first pipe body has a first outer circumferential wall portion and a first inner circumferential wall portion.
3. The virtual synchronous power generation device according to claim 1, wherein the second pipe body has a second outer peripheral wall portion and a second inner peripheral wall portion.
4. The virtual synchronous power generation device according to claim 1, wherein the first pipe is a hollow circular pipe member having both front and rear ends open.
5. The virtual synchronous power generation device of claim 1, wherein the first pipe is configured to convey hot air at a first flow rate.
6. The virtual synchronous power generation device of claim 1, wherein the first pipe body has a constant diameter throughout its length.
7. The virtual synchronous power generation device according to claim 1, wherein the second pipe is a hollow circular pipe member having both front and rear ends open.
8. The virtual synchronous power generation device of claim 1, wherein the second pipe is configured to convey hot air at a second flow rate.
9. The virtual synchronous power generation device of claim 1, wherein the second pipe body has a constant diameter throughout its length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773156.1A CN108882640B (en) | 2018-07-14 | 2018-07-14 | Virtual synchronous power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773156.1A CN108882640B (en) | 2018-07-14 | 2018-07-14 | Virtual synchronous power generation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108882640A CN108882640A (en) | 2018-11-23 |
| CN108882640B true CN108882640B (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810773156.1A Expired - Fee Related CN108882640B (en) | 2018-07-14 | 2018-07-14 | Virtual synchronous power generation device |
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| CN (1) | CN108882640B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1497821A (en) * | 2002-10-08 | 2004-05-19 | 通用电气公司 | Stator ventilation system of forred ventilation and stator ventilation method of superconducting synchronous machine |
| DK2182617T3 (en) * | 2008-10-28 | 2013-01-02 | Siemens Ag | Device for cooling an electric machine |
| CN102678472A (en) * | 2011-03-18 | 2012-09-19 | 华锐风电科技(集团)股份有限公司 | Cooling device for wind generating set and wind generating set |
| US8804334B2 (en) * | 2011-05-25 | 2014-08-12 | International Business Machines Corporation | Multi-rack, door-mounted heat exchanger |
| CN102377286A (en) * | 2011-09-29 | 2012-03-14 | 江苏金风风电设备制造有限公司 | Motor and cooling systeem thereof |
| CN206312977U (en) * | 2016-12-08 | 2017-07-07 | 深圳市沃特玛电池有限公司 | A kind of battery case refrigeration system |
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- 2018-07-14 CN CN201810773156.1A patent/CN108882640B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN108882640A (en) | 2018-11-23 |
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