Integrated type current transforming and pressure boosting integrated cabin

Abstract

The utility model discloses an integrated current transforming and boosting integrated cabin, which comprises a current transformer module chamber in which one or more current transformer modules are detachably installed, and when two or more current transformer modules are installed, universal installation intervals are arranged among the current transformer modules; and the confluence chamber is arranged below the converter module chamber, and a direct-current confluence circuit breaker, an alternating-current confluence circuit breaker and an alternating-current main circuit breaker which are electrically connected in sequence are fixedly mounted in the confluence chamber. The converter module chamber provided by the utility model can avoid the situations of structural interference and mismatching in installation, and improves the adaptability; converter modules can be freely combined according to the required total capacity, and the requirement for flexible capacity configuration of current industrial and commercial energy storage power stations can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage current conversion booster system technical field especially relates to an integrated current conversion booster integrated cabin. BACKGROUND

[0002] In recent years, electrochemical energy storage develops rapidly. The current conversion booster integrated cabin undertakes two important functions of "current conversion" and "voltage boost", and it is an important component in the electrochemical energy storage power station.

[0003] The current conversion booster integrated cabin can be divided into five parts of a high-voltage chamber, a low-voltage chamber, a transformer chamber, a current converter chamber and a cabin body. The existing product technical scheme is that a current converter cabinet manufacturer combines current converter modules and a current collection circuit into a current converter cabinet, and then an integrated cabin manufacturer installs the current converter cabinet in the current conversion booster integrated cabin. Two important components are designed and produced separately.

[0004] During the implementation of the embodiments of the utility model, the present applicant has found at least the following technical problems in the prior art:

[0005] Because the product sizes of the current converter cabinets are different, the current conversion booster integrated cabin products are very non-standard. The reason is that the current conversion booster integrated cabin manufacturers cannot integrate the current converter cabinets, which leads to the limitation of the product sizes of the current converter cabinet manufacturers in the structure, and the product structures of different current converter cabinet manufacturers differ greatly, and it is particularly prone to structural interference and non-matching of the fixing hole positions when the current converter cabinet products are installed in the integrated cabin. In addition, in the scheme design, the integrated cabin manufacturers cannot design and select the capacity of the current converter modules and the manufacturers according to the project conditions. Small capacity also needs to match a large capacity current converter cabinet body, and it is difficult to reflect the advantages of the scheme, and the product standardization needs to be improved.

[0006] In summary, the existing current converter cabinets have poor adaptability, and the installation of the current converter modules is limited by the current converter cabinets. CONTENT OF THE UTILITY MODEL

[0007] The embodiment of the utility model provides a kind of integrated current conversion booster integrated cabin, solve the problem that the existing current converter cabinet has poor adaptability, and the installation of the current converter modules is limited by the current converter cabinet.

[0008] The embodiment of the utility model provides an integrated current conversion booster integrated cabin, comprising:

[0009] The current converter module chamber is detachably mounted with one or more than one current converter module inside, and when two or more than two current converter modules are installed, the current converter modules have a general installation interval;

[0010] The current collection chamber is arranged below the current converter module chamber, and a direct current current collection circuit breaker, an alternating current current collection circuit breaker and an alternating current total circuit breaker connected in sequence are fixedly installed inside.

[0011] Optionally, the converter module is detachably installed in the converter module chamber through the mounting rail.

[0012] Optionally, the mounting rails are arranged at intervals at the hanging position of the converter module chamber, and the converter module is fixedly provided with a slidable hanging ear, and the converter module is detachably installed in the converter module chamber by pushing the slidable hanging ear into the mounting rail.

[0013] Optionally, the mounting rail is specifically a structure formed by bending a steel plate.

[0014] Optionally, the slidable hanging ear comprises a hanging ear body and a sliding block, and the sliding block is installed in the inside of the hanging ear body.

[0015] Optionally, the converter module is specifically a converter of one capacity section.

[0016] Optionally, the integrated cabin further comprises:

[0017] The transformer chamber is arranged in the middle of the integrated cabin, and the converter module chamber and the bus chamber are arranged on the first side of the transformer chamber.

[0018] Optionally, the integrated cabin further comprises:

[0019] The high-voltage chamber is arranged on the second side of the transformer chamber.

[0020] Optionally, the integrated cabin further comprises:

[0021] The low-voltage chamber is arranged on the second side of the transformer chamber.

[0022] The one or more technical schemes provided in the embodiment of the utility model have at least the following technical effects or advantages:

[0023] The integrated converter and booster integrated cabin separates the converter cabinet formed by combining the converter module and the bus circuit into the converter module chamber and the bus chamber, the converter module chamber has a general installation interval, avoids the situation of structural interference and installation mismatch, and can improve the adaptability; one or more than one converter module is detachably installed in the converter module chamber, the converter module can be freely combined according to the total capacity, the converter module capacity and the manufacturer selection can be conveniently designed and selected according to the project condition, and the current industrial and commercial energy storage power station capacity flexible configuration requirement can be matched; the converter needing heat dissipation is arranged above, the bus part needing rain protection is arranged below, and the upper and lower layout makes the cable wiring more reasonable. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1The utility model discloses an embodiment of a structure diagram of a current transformer module chamber and a confluence chamber.

[0025] Figure 2 The utility model discloses an embodiment of a structure diagram of an integrated current conversion and voltage boost integrated cabin.

[0026] Figure 3 The utility model discloses an embodiment of a structure diagram of a current transformer module chamber and a confluence chamber.

[0027] Figure 4 The utility model discloses an embodiment of a structure diagram of a current transformer module chamber and a confluence chamber.

[0028] In the drawing: 10 - current transformer module chamber;101 - current transformer module;102 - installation guide rail;103 - ear main body;104 - sliding block;20 - confluence chamber;201 - direct current confluence circuit breaker;202 - alternating current confluence circuit breaker;203 - alternating current total circuit breaker;30 - transformer chamber;40 - high voltage chamber;50 - low voltage chamber. DETAILED DESCRIPTION

[0029] The utility model discloses an embodiment of an integrated current conversion and voltage boost integrated cabin, solves the poor adaptability of the current transformer cabinet, and the problem that current transformer module installation is limited to the current transformer cabinet.

[0030] In the description of the utility model, need explanation, unless another explicit stipulation and limitation, the term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be the intercommunication of two elements inside.For ordinary skilled person in the art, the above-mentioned term in the utility model can be understood the specific meaning of the specific situation in the utility model.

[0031] In order to better understand the above-mentioned integrated current conversion and voltage boost integrated cabin, the following will be combined with the description of the drawing and the specific embodiment and be explained in detail.Obviously, the embodiment described in the utility model is a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by ordinary skilled person in the art without making creative labor belong to the range of the utility model protection.

[0032] Below, please refer to Figure 1 The utility model discloses an embodiment of an integrated current conversion and voltage boost integrated cabin, comprising: current transformer module chamber 10 and confluence chamber 20.

[0033] The converter module chamber 10 is detachably installed with one or more than one converter module 101, and when two or more than two converter modules 101 are installed, the converter modules 101 have a general installation interval. As shown in Figure 2 The converter module 101 indicates that the face is uniform outward, and two rows of converter modules 101 are installed in back-to-back with a general installation interval.

[0034] As shown in Figure 3 The converter module 101 is detachably installed in the converter module chamber through the installation rail 102. Specifically, the installation rail 102 is arranged at intervals at the hanging position of the converter module chamber 10, and the converter module 101 is fixedly provided with a slidable lug, and the converter module 101 is detachably installed in the converter module chamber 10 by pushing the slidable lug into the installation rail 102. When installing, the movable lug of the converter module 101 is pushed into the installation rail, and the movable lug is hung and supported, and a compact layout is achieved by a simple hanging method.

[0035] Specifically, the installation rail 102 is specifically a structure formed by bending a steel plate. The steel plate is first bent to form a hook of the installation rail, and the converter module is designed with a slidable lug matched with the hook to realize detachable connection; and the steel plate is further bent into a fixed plate, and the fixed plate is used to fix the installation rail at the hanging position, such as the top of the integrated cabin.

[0036] The slidable lug includes a lug body 103 and a sliding block 104, and the sliding block 104 is installed inside the lug body 103. The surface of the sliding block 104 is smooth, which can reduce the friction during installation, and is beneficial to the entry and exit of the converter module 101.

[0037] The converter module 101 is specifically a converter of one capacity section, and the total capacity of the converter module can be freely combined, so that the converter module chamber 10 can be flexibly combined with various capacities. Unlike the traditional converter cabinet which is greatly limited by capacity, the converter module chamber 10 of the utility model can match the demand of flexible configuration of current industrial and commercial energy storage power station capacity. When the capacity is reduced, the hanging position of the converter module chamber 10 is reserved, so as to realize product standardization.

[0038] As shown in Figure 4 The bus chamber 20 is arranged below the converter module chamber 10, and the DC bus circuit breaker 201, the AC bus circuit breaker 202 and the AC total circuit breaker 203 are fixedly installed in the bus chamber 20 and are electrically connected in sequence.

[0039] Battery discharge process: the battery cabin pulls the cable to the DC bus disconnecting switch 201, connects the DC side of the converter module 101 after coming out from the DC bus disconnecting switch 201, outputs to the AC bus disconnecting switch 202 from the AC side of the converter module 101 after DC / AC conversion in the converter module 101, is converged to the AC total disconnecting switch 203 through the copper bus after passing through the AC bus disconnecting switch 202, and is connected to the step-up transformer for step-up, and is connected to the high-voltage cabinet and is connected to the grid.

[0040] Battery charging process: and the battery discharge process is just the opposite, in turn through the high-voltage cabinet, the step-up transformer, the AC total disconnecting switch 203, the AC bus disconnecting switch 202, the converter module 101, the DC bus disconnecting switch 201, and then the cable of the battery cabin outside.

[0041] The utility model discloses the converter module and the bus circuit combination form the converter cabinet and are designed into the converter module room 10 and the bus room 20 that separate design, the converter module room 10 is set up in the upper, is favorable to product heat dissipation, the bus room sets up in the lower, is favorable to prevent rainwater from entering, and the upper and lower layout makes the cable wiring more reasonable.

[0042] As shown in Figure 2 The utility model discloses a kind of integrated converter step-up integrated cabin, which further comprises a transformer chamber 30, a high-voltage chamber 40 and a low-voltage chamber 50. The transformer chamber 30 is arranged in the middle of the integrated cabin. The converter module chamber 10 and the bus chamber 20 are arranged on the first side of the transformer chamber 30. The high-voltage chamber 40 and the low-voltage chamber 50 are arranged on the second side of the transformer chamber 30.

[0043] In the illustration, the high-voltage chamber 40 and the low-voltage chamber 50 are located on the left side of the transformer chamber 30. The converter module chamber 10 and the bus chamber 20 are located on the right side of the transformer chamber 30. The overall layout of the integrated cabin follows the direction of current flow, making the connection path between components the shortest. The integrated product has high integration level, compact layout of functional units, high volume power density, and can reduce the land use cost of energy storage power station. In addition, the integrated product design has high standardization, which can quickly respond to customer demand and shorten the construction period of energy storage power station.

[0044] Obviously, those skilled in the art can make various modifications and variations to the utility model without departing from the spirit and scope of the utility model. Therefore, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and their equivalent technologies, the utility model also intends to include these modifications and variations.

Claims

1. An integrated power conversion and boost module, comprising: The utility model relates to a kind of integrated cabin, including: Converter module chamber (10), inside 1 or more than 1 converter module (101) is detachably installed, when 2 or more than 2 converter modules (101) are installed, there is general installation interval between converter module (101); Bus chamber (20), it is arranged below converter module chamber (10), inside fixedly installed sequentially electrically connected direct current bus breaker (201), alternating current bus breaker (202) and alternating current total breaker (203).

2. The unitary pod of claim 1, wherein, The converter module (101) is detachably installed in the converter module chamber by the mounting rail (102).

3. The unitized pod of claim 2, wherein, The mounting rail (102) is arranged at intervals at the hanging position of the converter module chamber (10), and the converter module (101) is fixedly provided with a slidable lug, and the converter module (101) is detachably installed in the converter module chamber (10) by pushing the slidable lug into the mounting rail (102).

4. The unitized pod of claim 3, wherein, The mounting rail (102) is specifically a structure formed by bending a steel plate.

5. The unitized pod of claim 3, wherein, The slidable lug includes a lug body (103) and a slider (104), and the slider (104) is installed inside the lug body (103).

6. The unitized pod of claim 1, wherein, The converter module (101) is specifically a converter of one capacity section.

7. The unitized pod of claim 1, wherein, The integrated cabin further includes: Transformer chamber (30), arranged in the middle of the integrated cabin, and the converter module chamber (10) and the bus chamber (20) are arranged on the first side of the transformer chamber (30).

8. The unitized pod of claim 7, wherein, The integrated cabin further includes: High-voltage chamber (40), arranged on the second side of the transformer chamber (30).

9. The unitized pod of claim 7, wherein, The integrated cabin further includes: Low-voltage chamber (50), arranged on the second side of the transformer chamber (30).

Images