CN203811628U - High-power resistance and inductive load - Google Patents
High-power resistance and inductive load Download PDFInfo
- Publication number
- CN203811628U CN203811628U CN201420174091.6U CN201420174091U CN203811628U CN 203811628 U CN203811628 U CN 203811628U CN 201420174091 U CN201420174091 U CN 201420174091U CN 203811628 U CN203811628 U CN 203811628U
- Authority
- CN
- China
- Prior art keywords
- load
- transformer
- power resistance
- casing
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000001939 inductive effect Effects 0.000 title claims abstract description 38
- 230000017105 transposition Effects 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 9
- 229910000906 Bronze Inorganic materials 0.000 claims description 8
- 239000010974 bronze Substances 0.000 claims description 8
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 claims description 8
- 239000000779 smoke Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 241000282326 Felis catus Species 0.000 claims description 4
- 238000012360 testing method Methods 0.000 abstract description 31
- 238000004146 energy storage Methods 0.000 abstract description 14
- 238000013461 design Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 230000033228 biological regulation Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000036039 immunity Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- FHQMNXWCKXZQEW-UHFFFAOYSA-N 1-(2-ethylphenyl)-2-(methylamino)propan-1-one Chemical compound CCC1=CC=CC=C1C(=O)C(C)NC FHQMNXWCKXZQEW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Patch Boards (AREA)
Abstract
The utility model provides a high-power resistance and inductive load. The high-power resistance and inductive load comprises a box body; a high-power resistance and inductive load is arranged in the box body; one end of the box body is provided with double doors; a side surface at the other end of the box body is provided with an air inlet, and an upper portion at the other end of the box body is provided with an air outlet; the high-power resistance and inductive load comprises a transformer, a capacitive load, an inductive load and a resistance load, wherein the transformer is arranged at one end in the box body which is corresponding to the double doors, and the capacitive load, the inductive load and the resistance load are arranged at the other side in the box body; the double doors are provided with a high-voltage wire inlet; the transformer is provided with a high-voltage connecting wire and a low-voltage connecting wire; high-voltage input is connected with the high-voltage connecting wire of the transformer through the high-voltage wire inlet; and the output of the low-voltage connecting wire of the transformer is connected with the capacitive load, the inductive load and the resistance load. According to the high-power resistance and inductive load of the utility model, inputted high voltage is converted into low voltage through the transformer, and the low voltage is connected with a low-voltage level load, so that the whole equipment can be in proper size so as to be completely arranged in the box body, and therefore, requirements of high-voltage energy storage power station test can be satisfied.
Description
Technical field
The utility model relates to a kind of power system network testing apparatus, refers in particular to a kind of high-power resistance sense load.
Background technology
Along with the development of new forms of energy, for improving the stability of electrical network, electrical network accesses a lot of energy storage devices, conventionally in electrical network, be called battery energy storage station (BESS-Battery Energy Storage Station), it refers to taking accumulator as energy carrier, discharge and recharge by energy conversion system, and can realize with electric system the accumulator system of the meritorious of various ways and quadergy exchange.
Known, battery energy storage stands in before formal input operation of power networks, all need its accumulator system performance to test, now just need to use special proving installation---high-power resistance sense load (High-power Resistance And Inductive Load), adjustable resistive load, the inductive load of built-in classification in this high-power resistance sense load, thus can realize the simulation of load.
But the access point voltage at battery energy storage station mostly is 10KV level in existing electrical network, but high-power resistance sense load in the market all designs by 400V, and what it was mainly considered is the material maturation relatively of load.But, conventionally need to realize uneven loading for battery energy storage station, and load minimum step amplitude (the Smallest Step, refer to from current steady-state adjustment to next stable state, device can single single step loads the minimum capacity value of resistance sense power) be 10W, if adopt resistance, inductance, the contactor of 10KV, can have following problem:
1), the resistance of the single-phase resistance of 10W10KV is: 0.000577 Europe, resistance is too little.Material cost is also very high simultaneously.Powerful resistance also needs 33 of the resistance of withstand voltage 300V, and quantity is a lot, while needing series connection to use simultaneously, very high to the coherence request of every resistance in load, the duration of screening is very long, uses and also can have certain risk in the later stage, cause later maintenance workload large, the problems such as investigation difficulty.
2), the contactor of 10KV, do not have low capacity as the minimum of 10W be also 63A be applicable to 50KW power grade, can not meet the requirement of miniwatt fine adjustments completely, its cost is increased simultaneously, whole equipment volume increases relatively.
3), the operations involving high pressure environment of 10KV has higher requirement for site operation personnel's quality, necessarily required high-tension electricity cost, just can realize relevant item test, requires higher to operating personnel.
4) if press 10KV design, be 250mm according to creepage distance between standard regulation 10KV high-pressure electrified conductor, electric clearance is 125mm, if select 10KV design, increase undoubtedly the volume of equipment, it is estimated that equipment size at least increases by 1/3, equipment size is excessive, and takies larger space.The volume of realizing three-phase imbalance load cabinet is just larger.
5), the interior space of energy storage station is limited, detecting large volume load, the interior space cannot meet high power load site requirements at all, so that equipment must be arranged on is outdoor.If 10KV load design, exists a lot of jejune technology and factor, hidden danger and risk that whole development equipment exists are increased, the failure of even whole project.
As can be seen here, thus the electric and Installing design how by proportional space is the large difficult point of industry one by meet high-power resistance sense load that 10KV electrical network uses and be reasonably arranged in the small size casing of a sealing as far as possible.
Utility model content
The purpose of this utility model is to have overcome above-mentioned defect, provides a kind of and is converted to low pressure mode and then is realized the grid-connected test in battery energy storage station and high-power resistance sense load that volume is small and exquisite by high pressure.
The purpose of this utility model is achieved in that a kind of high-power resistance sense load, and it comprises casing, is provided with high-power resistance sense load in casing; One end of described casing is provided with double door, and other end side is provided with air inlet, and top is provided with air outlet; Described high-power resistance sense load comprises transformer, capacitive load, inductive load and resistive load, and wherein transformer corresponding double door one end in casing arranges, and capacitive load, inductive load and resistive load are arranged at the other end; On double door, be provided with high voltage line inlet, transformer is provided with high-voltage connection and low compression bonded line, high-tension electricity input is connected in the high-voltage connection of transformer by high voltage line inlet, and transformer low voltage wiring output is connected with capacitive load, inductive load and resistive load;
In said structure, described resistive load correspondence is arranged at casing air outlet bottom, and the corresponding air outlet of casing is also provided with fan;
In said structure, in described casing, be provided with high-low pressure isolated screen and be separated out high and low pressure area, be provided with door in high-low pressure isolated screen; Wherein higher-pressure region arranges the transformer of described high-power resistance sense load, and low-pressure area is provided with load cabinet, and load cabinet is placed described capacitive load and inductive load from top to bottom successively, and described resistive load and load cabinet interval are formed with maintenance channel;
In said structure, described casing correspondence outside air outlet is provided with rain insensitive device, and rain insensitive device comprises a liftable ceiling;
In said structure, described rain insensitive device also comprises lifting transposition arm, slide rail, screw mandrel, driver and driver; The wherein online ceiling in the upper end of lifting transposition arm; Lower end is slidably connected in slide rail, and an arm of lifting transposition arm is socketed on screw mandrel, and screw mandrel is connected by driver and driver;
In said structure, the air outlet correspondence of described casing is provided with guard; Air inlet correspondence is provided with window shutter;
In said structure, described casing outer short transverse is provided with cat ladder; Casing lateral surface bottom is provided with earthing rod and wiring bronze medal;
In said structure, on the high voltage line inlet of described double door, correspondence is provided with High-Voltage Insulation lasso;
In said structure, the 400V/10KV transformer that described transformer is 800KVA; Described capacitive load, inductive load and resistive load are 400V electric pressure;
It also comprises temperature sensor and smoke transducer; The corresponding resistive load setting of described temperature temperature sensor; The corresponding inductive load setting of described smoke transducer
Than common high-power resistance sense load product, the beneficial effects of the utility model are the characteristic according to actual electric network, high pressure by input is first by being transformed into low pressure through a transformer, then be connected to capacitive load, inductive load and the resistive load of low pressure grade, thereby solve high-voltage energy storage power station test problem completely, and whole equipment size completely reasonable arrangement, in a casing, can be realized three-phase imbalance state band and carry, the requirements such as minimum adjustment stride 10W.Technology entirety merits and demerits adopt the test that is converted to low pressure mode and is realized energy-accumulating power station by high pressure, have taken into account the application of ripe low-voltage load technology simultaneously, lay a good foundation for dilatation later and other performance tests, and the later maintenance cost of whole equipment also reduces greatly.
Brief description of the drawings
Below in conjunction with accompanying drawing in detail concrete structure of the present utility model is described in detail
Fig. 1 is structural upright schematic diagram of the present utility model;
Fig. 2 is internal structure vertical view of the present utility model;
Fig. 3 is state variation schematic perspective view of the present utility model;
Fig. 4 is the horizontal schematic diagram of internal structure of the present utility model;
Fig. 5 is the utility model one embodiment rain insensitive device structural representation.
1-casing; 2-transformer; 3-capacitive load; 4-inductive load; 5-resistive load; 6-fan; 7-rain insensitive device; 8-maintenance channel;
11-double door; 12-high voltage line inlet; 13-window shutter; 14-air outlet; 15-guard; 16-cat ladder; 17-earthing rod; 18-wiring bronze medal;
21-high-voltage connection; The low compression bonded line of 22-; 23-high-low pressure isolated screen; 24-door;
71-ceiling; 72-lifting transposition arm; 73-slide rail; 74-screw mandrel; 75-driver; 76-driver.
Embodiment
This patent by high electrical network distribution process-in-thinking of the transfer process of low distribution applies to high-power resistance sense load, change and take into account ripe low-voltage load technology by high-low pressure and realized the application of the test of energy-accumulating power station, so the whole equipment that makes to support Hi-pot test completely reasonable arrangement in a little casing.By describing technology contents of the present utility model, structural attitude in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing 1-4 to be explained in detail.
The utility model relates to a kind of high-power resistance sense load, and it comprises casing 1, is provided with high-power resistance sense load in casing 1.
For above-mentioned high-power resistance sense load is installed, be provided with double door 11 in one end of casing 1, other end side is provided with air inlet, and the top of the other end is provided with air outlet 14.Described high-power resistance sense load includes transformer 2, capacitive load 3, inductive load 4 and resistive load 5, wherein transformer 2 arranges in the interior corresponding double door of casing 1 11 one end, and capacitive load 3, inductive load 4 and 5 of resistive loads are arranged on the other end of casing 1.Corresponding, on double door 11, be provided with high voltage line inlet 12, and transformer 2 is provided with high-voltage connection 21 and low compression bonded line 22, high-tension electricity (as the 10KV high-tension electricity of electrical network) input is connected in the high-voltage connection of transformer 2 by high voltage line inlet 12, be (being generally 400V rank) after low pressure by transformer 2 by high pressure converted, then be connected with capacitive load 3, inductive load 4 and resistive load 5 by the low compression bonded line output of transformer 2.Thus, be connected side with electrical network, the electrical network electricity of high pressure can directly be inputted high-power resistance sense load, be transformed into low pressure by transformer in it, then be connected in capacitive load, inductive load and the resistive load of low pressure grade of ripe low-voltage load technology, thereby solve high-voltage energy storage power station test problem completely, and whole equipment size completely reasonable arrangement in a casing, and realize three-phase imbalance state band and carry, minimum is adjusted the requirements such as stride 10W, meets the demand of the test of energy-accumulating power station completely.
Embodiment mono-:
In the present embodiment, concrete, above-mentioned resistive load 5 correspondences are arranged at casing 1 air outlet 14 bottoms and arrange, and the corresponding air outlet 14 of casing 1 is also provided with fan 6.Because resistive load 5 is main heater members in the course of the work, be therefore arranged on air outlet 14 and can be convenient to the fastest discharge of device entirety heat, increase fan 6 and can strengthen radiating effect.
Based on said structure, further, in casing 1, be separated with high and low pressure area by 23 points of high-low pressure isolated screens, be provided with door 24 in high-low pressure isolated screen 23.Wherein higher-pressure region arranges the transformer 2 of described high-power resistance sense load, and low-pressure area is provided with load cabinet, and load cabinet is placed described capacitive load 3 and inductive load 4 from top to bottom successively, and resistive load 5 is formed with maintenance channel 8 in interval with load cabinet.The present embodiment has provided the scheme that the framework in casing 1 is further optimized, first by high-low pressure isolated screen 23, casing 1 entirety is separated to higher-pressure region and low-pressure area, load cabinet is then set in low-pressure area capacitive load 3 and inductive load 4 are installed, between resistive load 5 and capacitive load 3, inductive load 4, open up maintenance channel 8 convenient for maintaining operations, realize thus the architecture design that in casing, high-low pressure separates, apparatus moduleization arranges, made the structure of product more rationally be convenient to applicating maintenance.Best, the high-pressure side of above-mentioned middle transformer adopts angle type connection, and low pressure end adopts wye connection, on load mode, can realize three-phase imbalance and load thus.
Embodiment bis-:
In the present embodiment, casing 1 is provided with rain insensitive device in the outer correspondence of air outlet 14, and rain insensitive device comprises a liftable ceiling 71.By being set at air outlet 14, ceiling 71 makes the outdoor impouring that also can avoid rainwater that is placed on that product casing 1 can expose.Best top cover adopts the triangular structure design of inclining on roof, can prevent that rainwater from entering casing,
Further, because casing has certain height, get on very inconveniently if air outlet 14 will be controlled the big or small personnel that window at casing top, therefore this equipment adopts motor to drive automatic switch design.Specifically as shown in Figure 5, above-mentioned rain insensitive device also comprises lifting transposition arm 72, slide rail 73, screw mandrel 74 drivers 75 and driver 76.The wherein online ceiling 71 in the upper end of lifting transposition arm 72, lower end is slidably connected in slide rail 73, and an arm of lifting transposition arm 72 is socketed on screw mandrel 74, screw mandrel 74 is by normally transmission gear of driver 75() be generally motor with driver 76() be connected, thus in the time of machine operation, screw mandrel 74 rotates, and an arm that is socketed the lifting transposition arm 72 on it moves, so drive another arm along slide rail 73 in opposite directions/opposing movement and then realize the lifting/reduction of ceiling.
Embodiment tri-:
Air outlet 14 correspondences at above-mentioned casing 1 are provided with guard 15, and air inlet correspondence is provided with window shutter, and best window shutter is electric-powered shutter, can be in automatically controlled lower adjusting aperture size.The intrusion that in the present embodiment, guard 15 can effectively be placed exterior object or foreign material on the basis of few impact heat radiation circulation.Window shutter can be realized according to demand different and regulate the size of air inlet.
Embodiment tetra-:
In above-mentioned, be provided with cat ladder 16 in casing 1 outer short transverse.Casing 1 lateral surface bottom is provided with earthing rod 17, wiring bronze medal 18, parameter measurement table, communication interface, control power interface etc.
Embodiment five:
In above-mentioned, on the high voltage line inlet 12 of described double door, correspondence is provided with High-Voltage Insulation lasso.Best, designing at casing 1 the High-Voltage Insulation lasso that all high-voltage connections all adopt porcelain knob to insulate, low-pressure side insulation connects High-Voltage Insulation lasso by 400V specification.Casing 1 earth point comprises: high-tension cable crust earthing bar, and casing contact, 400V outlet earth point row, device interior earth point links together.
Embodiment six:
In said structure, the 400V/10KV transformer 2 that described transformer 2 is 800KVA; Described capacitive load 3, inductive load 4 and resistive load 5 are 400V electric pressure.In the present embodiment, adopt 400V resistance sense to hold the advantage that load adds the structural design that 10kV transformer boosts to be: the 400V electric pressure adopting due to load, can realize degree of regulation is 10W, and normal condition for 10KV electric pressure to realize so high degree of regulation be difficult to realize.
Embodiment seven:
It also comprises temperature sensor and smoke transducer; The corresponding resistive load setting of described temperature temperature sensor; The corresponding inductive load setting of described smoke transducer.
Best, smoke alarm unit is arranged on inductive load (inductive load) top, when monitoring smog alarm, and stops loading and reporting to the police.Temperature protective device is arranged in resistance box (resistive load), when resistance box temperature exceedes 120 degree, reports to the police and shuts down.Can effectively protect the security of operation of Whole Equipment by the setting of sensor and protection control circuit.
With regard to this patent, application provides a concrete example below:
This example presses accumulator system as example in south electric network 863 project energy storage problem demonstration project 2MW/10KV, its electric pressure is 10kV, rated power is 2MVA, energy storage system capacity is 2MWh, is mainly made up of accumulator, battery management system (BMS), energy conversion system (PCS), supervisory system etc.Wherein, 2MW/10kV power conversion system (PCS) is taked the topological structure of Cascade H bridge, and primary circuit adopts Y-connection.The existing 4MW/400V low pressure accumulator system that put into operation, electric pressure is 400V, rated power is 4MVA, energy storage system capacity is 16MWh, mainly formed by accumulator, battery management system (BMS), energy conversion system (PCS), supervisory system etc., adopt energy conversion system (PCS) and transformer connected mode to boost to 10KV.Press accumulator system and 4MW/400V low pressure accumulator system to carry out performance test for coordinating in 2MW/10kV, build test platform as the lonely network operation of load access 10KV bus, below the special development high-power resistance sense load that meets test request and match with accumulator system interface.
Overall product is by container body, the 400V/10KV transformer of 800KVA, 400V voltage access bronze medal, 10KV accesses row, 400V parameter measurement, 10KV parameter measurement, 503.3KW electric resistance array, 503.3KVA electric inductance array, resistance sense array access ABB contactor group, multifinger contactor control panel, resistance sense array access overcurrent protection fuse, overvoltage, excess temperature, gate inhibitions etc. protect control panel, resistance radiator fan group, inductance radiator fan group, manually control box, remotely controlling computer, control software, the compositions such as system control distribution.
1, structural design: adopt resistive load array and the inductive load array combination of 400V to realize resistance sense power from 0-503.3KW(KVA) adjustable continuously, the transformer that rear end adds 400V/10KV is realized the access of 10KV.
2, carrying case directly adopts 20 chi TEU (Twenty-foot Equivalent Unit)s (i.e. the 6m standard container of customization, external dimensions is: 6058*2438*2591mm), and the anterior double door that adopts of container, facilitates the equipment such as transformer to install.On door, be designed with high voltage line inlet, and high pressure edge lasso is installed, and container rear end is electric resistance array installation site, lower end is designed with the window shutter of three side motor operated switches, the container top that electric resistance array is corresponding is air outlet, and is provided with automatic lifting rain insensitive device.Middle part, side is 400V wiring bronze medal, parameter measurement table, communication interface, control power interface and cat ladder etc.The box house module of container adopts the cabinet type combination of screen, reserved capacitive load position, and transformer is independently installed.
Concrete, laterally install at box house transformer, apart from container both sides 400mm safe distance; Low pressure wiring cabinet is arranged on apart from transformer 580mm position, higher-pressure region and area of low pressure isolate by high-low pressure isolated screen, inductive load is arranged on low-pressure area one side near high-low pressure isolated screen, ohmic load is arranged on area of low pressure one side of heat emission fan top near container afterbody, and reserved electric capacity installation site, inductive load top, by the holding position that adds of reserved capacitive load, make product can escalate into easily RLC load future, the anti-isolated island test that is applied to energy-accumulating power station detects.In addition, equipment with warning lamp, can be pointed out energising, operation, three kinds of states of fault at container afterbody.The design of casing line is: high-tension cable wire inlet-outlet and high-tension cable protective jacket, and high-voltage connection adopts porcelain knob insulation, and 400V specification is pressed in low-pressure side insulation.Earth point comprises: high-tension cable crust earthing bar, and container contact, 400V outlet earth point row, device interior earth point links together.
3, the mode of connection: 400V input end adopts wye connection, three-phase four-wire system, 10KV input end adopt angle type connection, three-phase four-wire system, connector lug, 400V adopts the side bronze medal of windowing to connect, and 10KV adopts collection dress door opening, configuration high-voltage cable insulating circle, enter container, be connected to transformer bronze medal.
4, power designs: the power band that meets 500KW energy-accumulating power station carries, designs resistive 503.3KW, perceptual 503.3KVA, and applied power is 711.67KVA, and the power of 10KV transformer is 800KVA.
5, parameter measurement: 400V terminal voltage, electric current, meritorious, idle, power factor (PF) etc., 10KV terminal voltage, electric current, meritorious, idle, power factor (PF), loading parameters can show, manually on control box screen, shows in gauge outfit, remote computer shows.
6, control mode: the various ways such as remote computer control (computer control is divided into manual loading and preset curve loads), local control box control (hand switch control, computer control).
7, the control of equipment and operation power acquisition 220V/50Hz.
Above-mentioned design reference to standard:
1) GB/T191 packaging--pictorial marking for handling of goods
2) GB/T2423.1 electric and electronic product Essential Environment testing regulations test A: low-temperature test method (GB/T2423.1-2001, idt IEC60068-2-1:1990)
3) GB/T2423.2 electric and electronic product Essential Environment testing regulations test B: hot test method (GB/T2423.2-2001, idt IEC60068-2-2:1974)
4) GB/T2423.3 electric and electronic product environmental test part 2 test method test Cab: steady-state damp heat test
5) GB/T2423.10 electric and electronic product Essential Environment testing regulations test Fc: vibration (sine)
6) GB4208 shell protection grade (IP code)
7) GBT1094.2-1996 power transformer part 2 temperature rise
8) GB6450-86 dry-type power transformer
9) GB/T4365-2003 electrotechnical terminology electromagnetic compatibility
10) GB/T17626.2 EMC test and the test of measuring technique esd immunity
11) GB/T17626.3 EMC test and measuring technique radio frequency electromagnetic field radiation immunity experiment
12) GB/T17626.4 EMC test and measuring technique electrical fast transient (eft) immunity experiment
13) GB/T17626.5 EMC test and measuring technique surge (impact) immunity experiment
14) the conduction interference immunity to interference of GB/T17626.6 EMC test and the induction of measuring technique radio-frequency field
15) immunity experiment of GB/T17626.11 EMC test and measuring technique voltage dip, in short-term interruption and change in voltage
16) emission standard in GB17799.3 Electromagnetic Compatibility General standard inhabitation, business and light industry environment
17) emission standard in GB17799.4 Electromagnetic Compatibility General standard industry environment
18) GB/T13384-2008 electronic product is packed general technical conditions
19) GB/T14436 industrial products ensure file general provisions
20) overvoltage protection of DL/T620-1997 alternating-current electric device and Insulation Coordination
21) the military engine load general specification of GJB2815-97
22) the military interchange moving load of GJB235A-97 general specification
23) GJB235-87 work, intermediate frequency moving load general technical specifications
24) Q/GDW676-2011 accumulator system access power distribution network test specification.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model instructions and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a high-power resistance sense load, is characterized in that: it comprises casing, is provided with high-power resistance sense load in casing; One end of described casing is provided with double door, and other end side is provided with air inlet, and top is provided with air outlet; Described high-power resistance sense load comprises transformer, capacitive load, inductive load and resistive load, and wherein transformer corresponding double door one end in casing arranges, and capacitive load, inductive load and resistive load are arranged at the other end; On double door, be provided with high voltage line inlet, transformer is provided with high-voltage connection and low compression bonded line, high-tension electricity input is connected in the high-voltage connection of transformer by high voltage line inlet, and transformer low voltage wiring output is connected with capacitive load, inductive load and resistive load.
2. high-power resistance sense load as claimed in claim 1, is characterized in that: described resistive load correspondence is arranged at casing air outlet bottom, and the corresponding air outlet of casing is also provided with fan.
3. high-power resistance sense load as claimed in claim 2, is characterized in that: in described casing, be provided with high-low pressure isolated screen and be separated out high and low pressure area, be provided with door in high-low pressure isolated screen; Wherein higher-pressure region arranges the transformer of described high-power resistance sense load, and low-pressure area is provided with load cabinet, and load cabinet is placed described capacitive load and inductive load from top to bottom successively, and described resistive load and load cabinet interval are formed with maintenance channel.
4. high-power resistance sense load as claimed in claim 1, is characterized in that: described casing correspondence outside air outlet is provided with rain insensitive device, rain insensitive device comprises a liftable ceiling.
5. high-power resistance sense load as claimed in claim 4, is characterized in that: described rain insensitive device also comprises lifting transposition arm, slide rail, screw mandrel, driver and driver; The wherein online ceiling in the upper end of lifting transposition arm; Lower end is slidably connected in slide rail, and an arm of lifting transposition arm is socketed on screw mandrel, and screw mandrel is connected by driver and driver.
6. high-power resistance sense load as claimed in claim 1, is characterized in that: the air outlet correspondence of described casing is provided with guard; Air inlet correspondence is provided with window shutter.
7. high-power resistance sense load as claimed in claim 1, is characterized in that: described casing outer short transverse is provided with cat ladder; Casing lateral surface bottom is provided with earthing rod and wiring bronze medal.
8. high-power resistance sense load as claimed in claim 1, is characterized in that: on the high voltage line inlet of described double door, correspondence is provided with High-Voltage Insulation lasso.
9. high-power resistance sense load as claimed in claim 1, is characterized in that: the 400V/10KV transformer that described transformer is 800KVA; Described capacitive load, inductive load and resistive load are 400V electric pressure.
10. high-power resistance sense load as claimed in claim 1, is characterized in that: it also comprises temperature sensor and smoke transducer; The corresponding resistive load setting of described temperature temperature sensor; The corresponding inductive load setting of described smoke transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174091.6U CN203811628U (en) | 2014-04-10 | 2014-04-10 | High-power resistance and inductive load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420174091.6U CN203811628U (en) | 2014-04-10 | 2014-04-10 | High-power resistance and inductive load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203811628U true CN203811628U (en) | 2014-09-03 |
Family
ID=51450361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420174091.6U Expired - Lifetime CN203811628U (en) | 2014-04-10 | 2014-04-10 | High-power resistance and inductive load |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203811628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356829A (en) * | 2017-06-16 | 2017-11-17 | 国家电网公司 | Transformer capacity simulation and training device |
-
2014
- 2014-04-10 CN CN201420174091.6U patent/CN203811628U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356829A (en) * | 2017-06-16 | 2017-11-17 | 国家电网公司 | Transformer capacity simulation and training device |
| CN107356829B (en) * | 2017-06-16 | 2024-03-29 | 国家电网公司 | Transformer capacity simulation training device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104362736B (en) | A kind of Intelligent component cabinet and its monitoring method for intelligent transformer | |
| CN104330979B (en) | Complicated Distribution Network ASS | |
| CN106169708B (en) | A kind of synthesis electric power system with remote monitoring | |
| CN106711793A (en) | Novel integrated intelligent distribution box | |
| CN201667498U (en) | Box type transformer substation for open-pit mine | |
| CN202231318U (en) | Multifunctional low voltage distribution box | |
| CN106129879A (en) | A kind of high integration multifunctional comprehensive box-type substation | |
| CN103248057B (en) | A kind of intelligent cabinet type reactive power compensation device | |
| CN204348496U (en) | A kind of intelligent loading capacitance-regulating distribution transformer | |
| CN102891533A (en) | 800kV intelligent circuit breaker | |
| CN103941192B (en) | Energy storage power station test load | |
| CN210337621U (en) | Integrated novel charging integrated high-power direct-current charging stack | |
| CN105094079B (en) | One kind digitlization oil pumping machine control cabinet and control method | |
| CN206225827U (en) | A kind of intelligent low-pressure comprehensive distribution box with plug-in type capacitance compensation | |
| CN203811628U (en) | High-power resistance and inductive load | |
| CN206225829U (en) | The distribution inlet wire and compensating cabinet of a kind of low-voltage comprehensive distribution box with plug-in type capacitance compensation | |
| CN206225828U (en) | A kind of distribution outlet of low-voltage comprehensive distribution box with plug-in type capacitance compensation and metering cabinet | |
| CN204669084U (en) | A kind of induction energy fetching formula outdoor intelligent breaker | |
| CN106680751A (en) | Power distribution network automation terminal equipment detection system | |
| CN104184410B (en) | High aititude photovoltaic plant grid disturbance simulated testing system mobile detection apparatus | |
| RU2608387C1 (en) | Electric vehicles charging system controlling and monitoring system and method | |
| CN208352837U (en) | A kind of movable-type intelligent power distribution station | |
| CN203983042U (en) | A kind of integrated form electric power power capacitor reactive compensation installation | |
| CN104134537B (en) | Integrated form electric power power capacitor reactive compensation installation | |
| CN205753026U (en) | A kind of electricity AC low voltage power switch box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181101 Address after: 510630 room 2201, Longkou East Road, Tianhe District, Guangzhou, Guangdong, 2201 Co-patentee after: BEIJING QUNLING ENERGY RESOURCES TECHNOLOGY CO.,LTD. Patentee after: SOUTHERN POWER GRID PEAK LOAD AND FREQUENCY REGULATION POWER GENERATION Co.,Ltd. Address before: 510000 32, Longkou East Road, Tianhe District, Guangzhou, Guangdong. Co-patentee before: BEIJING QUNLING ENERGY RESOURCES TECHNOLOGY CO.,LTD. Patentee before: China Southern Power Grid Tiaofeng Frequency Modulation Power Generation Company |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |