CN214506311U

CN214506311U - Integrative sled dress formula of active reactive compensation van-type transformer substation supplies distribution device

Info

Publication number: CN214506311U
Application number: CN202121070038.8U
Authority: CN
Inventors: 陈世军; 范兴全; 谭昌兵; 张建; 章华; 尹行
Original assignee: Chongqing Yuechuang Petroleum Drilling And Production Engineering Co ltd
Current assignee: Chongqing Yuechuang Petroleum Drilling And Production Engineering Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-10-26
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses an integrative sled dress formula of active reactive compensation van-type transformer substation supplies distribution device relates to the distribution device field, is not enough to satisfy oil gas field ultra-deep well heavy load drilling operating mode needs to current distribution device transformer capacity, and the limited inconvenient problem of addding reactive compensation device in place, the following scheme of now proposing, an integrative sled dress formula of active reactive compensation van-type transformer substation supplies distribution device, including public base, install the transformer on the public base, the transformer is two settings, is a transformer and No. two transformers respectively, 10KV inlet wire vacuum circuit breaker is installed in the left side of public base, 10KV inlet wire vacuum circuit breaker's right side is installed 10KV and is qualified for the next round of competitions vacuum circuit breaker, install the measurement cabinet between 10KV inlet wire vacuum circuit breaker and the 10KV vacuum circuit breaker that is qualified for the next round of competitions. The device integrates the box-type transformer and the electric energy quality optimization device, and solves the problems of site limitation and insufficient power.

Description

Integrative sled dress formula of active reactive compensation van-type transformer substation supplies distribution device

Technical Field

The utility model relates to a distribution device field especially relates to an integrative sled dress formula of active reactive compensation van-type substation supplies distribution device.

Background

With the national strong advocates of energy conservation and emission reduction, clean electric energy of power grid companies is used for replacing diesel generating sets as drilling construction power, and the electric energy is vigorously promoted in various oil and gas fields. The prior electric drilling machine for oil and gas fields is a box-type transformer with the capacity of 2500-3200 KVA compared with the well drilling.

The defects in the prior art are as follows: the active power of the van-type transformer with the capacity of 3200KVA or below is about 2560KW, and the active power is continuously output for a long time. Due to the development of a drilling technology and a drilling process, particularly for a drilling machine with the length of more than 8000 m, the active power requirement of the drilling machine reaches about 3000KW for a long time, so that the capacity of a transformer with the capacity of 3200KVA is not enough to meet the requirement of a drilling working condition, on the other hand, the existing box-type transformer station is not provided with a reactive compensation device, the quality of output electric energy is poor, the power factor is often not up to standard, the reactive compensation device needs to be additionally arranged, the field of a well site is often limited, and a place for placing the reactive compensation device is not arranged. Therefore, an integrated skid-mounted power supply and distribution device of the active reactive compensation box-type substation is provided. A

Therefore, it is necessary to design a power supply and distribution device with integrated 10KV capacity 4000KVA box-type transformer and IGBT driving reactive compensation, the capacity of the transformer is increased to 4000KVA, active power can be output for a long time and output 3200KW, so that the requirement of a drilling working condition is met, a power output end is connected with the IGBT driving active reactive compensation device and is output to a load end after electric energy quality is optimized, the box-type transformer and the electric energy quality optimization device are integrated, and the problems of limited customer site and insufficient power are solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides an integrative sled dress formula of active reactive compensation van-type substation supplies distribution device has solved current distribution device transformer capacity and has been insufficient and satisfy oil gas field ultra-deep well heavy load drilling operating mode needs, the limited inconvenient problem of addding reactive compensation device in place moreover.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an integrative sled dress formula of active reactive compensation van-type transformer substation supplies distribution device, includes public base, installs the transformer on the public base, the transformer is two settings, is No. one transformer and No. two transformers respectively, 10KV inlet wire vacuum circuit breaker is installed in the left side of public base, 10KV inlet wire vacuum circuit breaker's right side is installed 10KV and is qualified for the next round of competitions vacuum circuit breaker, install the measurement cabinet between 10KV inlet wire vacuum circuit breaker and the 10KV vacuum circuit breaker that is qualified for the next round of competitions, No. 1 outlet cabinet and No. 2 outlet cabinets are installed respectively to the secondary of No. one transformer and No. two transformers, the air conditioner is installed on the right side of public base, electric energy quality optimization device is installed to the rear side of public base.

Preferably, the first transformer and the second transformer are both set in parallel with each other with input voltage of 10KV, output voltage of 0.62KV and capacity of 2000KVA, and the total capacity is 4000 KVA.

Preferably, a 10KV incoming line vacuum circuit breaker and a 10KV outgoing line vacuum circuit breaker are respectively arranged in the 10KV incoming line cabinet and the 10KV outgoing line cabinet.

Preferably, all equipment are installed for the common base, and common base formula sled dress structure as an organic whole.

Preferably, the energy quality optimization device is an active reactive power compensation device driven by an IGBT, and the capacity is 1800 KVAR.

Preferably, the 600V circuit breakers are installed in the low-voltage chambers of the No. 1 outlet cabinet and the No. 2 outlet cabinet and output in two paths.

Compared with the prior art, the beneficial effects of the utility model are that:

through public base, 10KV inlet wire vacuum circuit breaker, 10KV vacuum circuit breaker that is qualified for the next round of competitions, the measurement cabinet, a transformer, No. two transformers, No. 1 outlet wire cabinet, No. 2 outlet wire cabinets, an air conditioner, electric energy quality optimization device, make this device adopt to increase transformer capacity to 4000KVA, output active power can work output 3200KW for a long time, thereby satisfy well drilling operating mode needs, the active reactive power compensation device of IGBT drive is connected to the power output end, export the load end again after electric energy quality optimization, van-type transformer and electric energy quality optimization device are made into the integral type, solve the restricted problem in customer's place and the problem of power deficiency.

The device integrates the box-type transformer and the electric energy quality optimization device, and solves the problems of site limitation and insufficient power.

Drawings

Fig. 1 is the utility model discloses an integrative sled dress formula of active reactive compensation van-type substation supplies distribution device's elevation.

Fig. 2 is the utility model discloses an integrative sled dress formula of active reactive compensation van-type substation supplies distribution device's back view.

Fig. 3 is the utility model discloses an integrative sled dress formula of active reactive compensation van-type substation supplies distribution device's top view.

Reference numbers in the figures: the system comprises a common base 1, a 210KV incoming line vacuum circuit breaker, a 310KV outgoing line vacuum circuit breaker, a 4 metering cabinet, a 5I transformer, a 6 II transformer, a 71 outgoing line cabinet, a 82 outgoing line cabinet, a 9 air conditioner and a 10 electric energy quality optimizing device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an integrative sled dress formula of active reactive compensation van-type transformer substation supplies distribution equipment, including public base 1, install the transformer on the public base 1, the transformer is two sets, be No. one transformer 5 and No. two transformer 6 respectively, 10KV inlet wire vacuum circuit breaker 2 is installed in the left side of public base 1, 10KV outlet wire vacuum circuit breaker 3 is installed on the right side of 10KV inlet wire vacuum circuit breaker 2, install measurement cabinet 4 between 10KV inlet wire vacuum circuit breaker 2 and the 10KV outlet wire vacuum circuit breaker 3, No. 1 outlet wire cabinet 7 and No. 2 outlet wire cabinet 8 are installed respectively to the secondary of No. one transformer 5 and No. two transformer 6, air conditioner 9 is installed on the right side of public base 1, electric energy quality optimization device 10 is installed to the rear side of public base 1.

In the embodiment, the first transformer 5 and the second transformer 6 are both set with an input voltage of 10KV, an output voltage of 0.62KV, and a capacity of 2000KVA, and are connected in parallel, the total capacity is 4000KVA, each transformer has an on-load voltage regulation function, the automatic synchronous gear shifting without power outage can be realized according to the power grid and the load condition, a 10KV incoming line vacuum circuit breaker and a 10KV outgoing line vacuum circuit breaker are respectively arranged in the 10KV incoming line cabinet 2 and the 10KV outgoing line cabinet 3, two transformers can be started to work simultaneously according to the requirement of working conditions, one transformer can also be stopped, only one transformer is started to work, all equipment is commonly arranged on the common base 1, the public base 1 is of an integrated skid-mounted structure, the energy quality optimization device 10 is an active reactive power compensation device driven by an IGBT, the capacity is 1800KVA, and 600V circuit breakers are installed in low-voltage chambers of a No. 1 outlet cabinet 7 and a No. 2 outlet cabinet 8 and output in two paths; the 10KV incoming line vacuum circuit breaker is closed, the 10KV outgoing line vacuum circuit breaker is closed, the primary sides of the first transformer 5 and the second transformer 6 are charged, then the 600V circuit breakers on the No. 1 outgoing line cabinet 7 and the No. 2 outgoing line cabinet 8 are closed, 620V and 50HZ three-phase alternating current can be output, and 3200KW active power can be output to the maximum extent according to the requirement of a load side; then, the circuit breakers such as QF1, QF2 and QF3 on the electric energy quality optimizing device 10 are combined, so that the electric energy quality optimizing device operates, and the power factor can be improved to be more than 0.95; the 10KV incoming line vacuum circuit breaker can be switched on, the 10KV outgoing line vacuum circuit breaker or the 10KV outgoing line vacuum circuit breaker on the No. 3 cabinet is switched on, the primary sides of the first transformer 5 and the second transformer 6 are charged, then the 600V circuit breakers on the No. 1 outgoing line cabinet 7 and the No. 2 outgoing line cabinet 8 are switched on, 620V and 50HZ three-phase alternating current can be output, only one transformer is needed to work according to the requirement of a load side, and 1600KW active power can be output; and then the circuit breakers such as QF1, QF2, QF3 and the like on the electric energy quality optimizing device 10 are combined, so that the electric energy quality optimizing device operates, the power factor can be improved to be more than 0.95, the total length of the device is controlled to be 10 meters, and the occupied space can be reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An integrated skid-mounted power supply and distribution device of an active reactive compensation box-type substation comprises a public base (1), wherein a transformer is arranged on the public base (1), it is characterized in that the two transformers are respectively a first transformer (5) and a second transformer (6), a 10KV incoming line cabinet (2) is installed on the left side of the common base (1), a 10KV outgoing line cabinet (3) is installed on the right side of the 10KV incoming line cabinet (2), a metering cabinet (4) is arranged between the 10KV incoming line cabinet (2) and the 10KV outgoing line cabinet (3), the secondary sides of the first transformer (5) and the second transformer (6) are respectively provided with a No. 1 outgoing line cabinet (7) and a No. 2 outgoing line cabinet (8), the air conditioner (9) is installed on the right side of the public base (1), and the electric energy quality optimizing device (10) is installed on the rear side of the public base (1).

2. The integrated skid-mounted power supply and distribution device of the active reactive compensation box-type substation according to claim 1, wherein the first transformer (5) and the second transformer (6) are both set in parallel with each other at an input voltage of 10KV, an output voltage of 0.62KV and a capacity of 2000KVA, and the total capacity is 4000 KVA.

3. The integrated skid-mounted power supply and distribution device of the active reactive compensation van-type substation according to claim 2, wherein a 10KV incoming line vacuum circuit breaker and a 10KV outgoing line vacuum circuit breaker are respectively arranged in the 10KV incoming line cabinet (2) and the 10KV outgoing line cabinet (3).

4. The integrated skid-mounted power supply and distribution device of the active reactive compensation box-type substation according to claim 3, wherein the common base (1) is a skid-mounted structure with all devices installed together, and the common base (1) is an integrated structure.

5. The integrated skid-mounted power supply and distribution device of the active reactive power compensation van-type substation according to claim 4, wherein the energy quality optimization device (10) is an IGBT-driven active reactive power compensation device with a capacity of 1800 KVAR.

6. The integrated skid-mounted power supply and distribution device of the active reactive compensation van-type substation according to claim 5, wherein 600V circuit breakers are installed in low-voltage chambers of the No. 1 outgoing line cabinet (7) and the No. 2 outgoing line cabinet (8) and output in two ways.