CN221127521U - Control system of button indicator lamp of alternating-current distribution board of electric ship - Google Patents
Control system of button indicator lamp of alternating-current distribution board of electric ship Download PDFInfo
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- CN221127521U CN221127521U CN202322304097.2U CN202322304097U CN221127521U CN 221127521 U CN221127521 U CN 221127521U CN 202322304097 U CN202322304097 U CN 202322304097U CN 221127521 U CN221127521 U CN 221127521U
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- distribution board
- control system
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- 238000002955 isolation Methods 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 239000003990 capacitor Substances 0.000 claims abstract description 10
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses a control system of an alternating current distribution board button indicator lamp of an electric ship, which belongs to the technical field of electric ship electricity and comprises a battery system, wherein the battery system is connected with an electric energy conversion assembly, the electric energy conversion assembly comprises a DC/DC converter, a DC/AC daily inverter, an isolation transformer and an alternating current distribution board, the DC/DC converter is electrically connected with the battery system, the DC/DC converter is electrically connected with the DC/AC daily inverter, the DC/AC daily inverter is electrically connected with the isolation transformer, and the isolation transformer is electrically connected with the alternating current distribution board; the electric energy conversion assembly is connected with a button indicator lamp control system, and the button indicator lamp control system comprises a normally open contact of a relay, a button indicator lamp, a capacitor and a resistor. Through the mode, the utility model has low cost and better autonomous adaptability, and can reliably control the normal operation of the indicator lamp.
Description
Technical Field
The utility model relates to the technical field of electric ship electricity, in particular to a control system of an alternating current distribution board button indicator lamp of an electric ship.
Background
In the field of electric ship alternating current power distribution, a DC/AC daily inverter is generally adopted to distribute power to indicator lamps of an alternating current power distribution board after being electrically isolated by an isolation transformer, and the output of the DC/AC daily inverter is 50Hz and 380V. The DC/AC daily inverter is a high-power electronic switching device, the output of which inevitably contains higher harmonics, and 3 harmonics can be eliminated by electrically isolating the DC/AC daily inverter through a three-phase isolating transformer, but more than 5 harmonics and 7 harmonics still exist. When the button indicator lamp adopts the power distribution output by the DC/AC daily inverter and is disconnected with the normally open contact of the relay connected in series, the normally open contact of the relay is equivalent to a capacitor, and the button indicator lamp can be abnormally lightened under the action of harmonic waves.
Based on the above, the utility model designs a control system of an alternating current distribution board button indicator lamp of an electric ship to solve the above problems.
Disclosure of utility model
The utility model provides a control system of an alternating current distribution board button indicator lamp of an electric ship, aiming at the defects existing in the prior art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
The control system of the button indicating lamp of the alternating current distribution board of the electric ship comprises a battery system, wherein the battery system is connected with an electric energy conversion assembly, the electric energy conversion assembly comprises a DC/DC converter, a DC/AC daily inverter, an isolation transformer and an alternating current distribution board, the DC/DC converter is electrically connected with the battery system, the DC/DC converter is electrically connected with the DC/AC daily inverter, the DC/AC daily inverter is electrically connected with the isolation transformer, and the isolation transformer is electrically connected with the alternating current distribution board;
The electric energy conversion assembly is connected with a button indicator lamp control system, the button indicator lamp control system comprises a normally open contact of a relay, a button indicator lamp, a capacitor and a resistor, one end of the normally open contact of the relay is connected with one end of the button indicator lamp in series, the button indicator lamp is connected with the capacitor in parallel, the other end of the button indicator lamp is connected with the resistor in series, and the other end of the normally open contact of the relay and the other end of the button indicator lamp are electrically connected with an alternating current distribution board.
Further, the button indicator light is a 380V indicator light.
Advantageous effects
When the utility model is used, the output direct current of the battery system is converted into the direct current voltage which is matched with the system by the DC/DC converter, the direct current is output to the system and is converted into alternating current of 380V and 50Hz by the DC/AC daily inverter and the isolation transformer, the alternating current is connected with the alternating current distribution board to transmit the electric energy to the button indication lamp control system, when the normally open contact of the relay is closed, the electric current flows through the button indication lamp which is connected with the normally open contact of the relay in series, the button indication lamp is lighted, and the capacitor which is connected with the button indication lamp in parallel shunts the button indication lamp and divides the voltage by the resistor which is connected with the button indication lamp in series; the DC/DC converter and the isolation transformer are combined, so that a good suppression effect is achieved on multiple harmonics, and when the normally open contact of the relay is disconnected, the influence of the harmonics on the normally open contact of the relay is reduced, so that the button indicator lamp is not lightened abnormally after the normally open contact of the relay is cut off;
The problem that the button indicator lamp is lightened abnormally when the normally open contact of the relay is disconnected is effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a system architecture diagram of an example 1 of the present utility model;
FIG. 2 is a schematic diagram of a system according to example 1 of the present utility model;
Fig. 3 is an electrical diagram of a normally open contact, a button indicator, a capacitor, and a resistor of the relay according to the present utility model.
Reference numerals in the drawings represent respectively:
1. The power supply system comprises a battery system 2, an electric energy conversion assembly 21, a DC/DC converter 22, a DC/AC daily inverter 23, an isolation transformer 24, an alternating current distribution board 3, a button indicator lamp control system 31, a relay normally open contact 32, a button indicator lamp 33, a capacitor 34 and a resistor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is further described below with reference to examples.
Example 1
Referring to fig. 1-3 of the specification, a control system of an AC panel button indicator lamp of an electric ship comprises a battery system 1, wherein the battery system 1 is connected with an electric energy conversion assembly 2, the electric energy conversion assembly 2 comprises a DC/DC converter 21, a DC/AC daily inverter 22, an isolation transformer 23 and an AC panel 24, the input end of the DC/DC converter 21 is electrically connected with the battery system 1, the output end of the DC/DC converter 21 is electrically connected with the input end of the DC/AC daily inverter 22, the output end of the DC/AC daily inverter 22 is electrically connected with the input end of the isolation transformer 23, and the output end of the isolation transformer 23 is electrically connected with the AC panel 24;
The electric energy conversion assembly 2 is connected with the button pilot lamp control system 3, the button pilot lamp control system 3 includes normally open contact 31 of the relay, button pilot lamp 32, electric capacity 33 and resistance 34, the one end of normally open contact 31 of the relay is established ties with the one end of button pilot lamp 32, button pilot lamp 32 and electric capacity 33 are parallelly connected, the other end of button pilot lamp 32 is established ties with resistance 34, the other end of normally open contact 31 of the relay, the other end of button pilot lamp 32 all are connected with alternating current distribution board 24 electricity.
The output direct current of the battery system is converted into direct current voltage which is matched with the system and is output to the system, the direct current of the battery system is converted into alternating current of 380V and 50Hz by the DC/AC daily inverter and the isolation transformer, the alternating current is connected into the alternating current distribution board to transmit the electric energy to the button indicator lamp control system, when the normally open contact of the relay is closed, the electric current flows through the button indicator lamp which is connected in series with the normally open contact of the relay through the normally open contact of the relay, the button indicator lamp is lighted, and a capacitor which is connected in parallel with the button indicator lamp shunts the button indicator lamp and divides the voltage through a resistor which is connected in series with the button indicator lamp; the DC/DC converter and the isolation transformer are combined, so that a good suppression effect is achieved on multiple harmonics, and when the normally open contact of the relay is disconnected, the influence of the harmonics on the normally open contact of the relay is reduced, so that the button indicator lamp is not lightened abnormally after the normally open contact of the relay is cut off; the problem that the button indicator lamp is lightened abnormally when the normally open contact of the relay is disconnected is effectively solved.
Example 2
In some embodiments, as shown in fig. 1-3, the button indicator light 32 is a 380V indicator light as a preferred embodiment of the present utility model.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (2)
1. The utility model provides a control system of electric ship alternating current distribution board button pilot lamp, includes battery system (1), its characterized in that: the battery system (1) is connected with an electric energy conversion assembly (2), the electric energy conversion assembly (2) comprises a DC/DC converter (21), a DC/AC daily inverter (22), an isolation transformer (23) and an alternating current distribution board (24), the DC/DC converter (21) is electrically connected with the battery system (1), the DC/DC converter (21) is electrically connected with the DC/AC daily inverter (22), the DC/AC daily inverter (22) is electrically connected with the isolation transformer (23), and the isolation transformer (23) is electrically connected with the alternating current distribution board (24);
The electric energy conversion assembly (2) is connected with the button pilot lamp control system (3), the button pilot lamp control system (3) comprises a normally open relay contact (31), a button pilot lamp (32), a capacitor (33) and a resistor (34), one end of the normally open relay contact (31) is connected in series with one end of the button pilot lamp (32), the button pilot lamp (32) is connected in parallel with the capacitor (33), the other end of the button pilot lamp (32) is connected in series with the resistor (34), and the other end of the normally open relay contact (31) and the other end of the button pilot lamp (32) are all connected with the alternating current distribution board (24) in an electric mode.
2. The control system for an electric ship ac panel button indicator light of claim 1, wherein: the button indicator lamp (32) is a 380V indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322304097.2U CN221127521U (en) | 2023-08-28 | 2023-08-28 | Control system of button indicator lamp of alternating-current distribution board of electric ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322304097.2U CN221127521U (en) | 2023-08-28 | 2023-08-28 | Control system of button indicator lamp of alternating-current distribution board of electric ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221127521U true CN221127521U (en) | 2024-06-11 |
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ID=91370616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322304097.2U Active CN221127521U (en) | 2023-08-28 | 2023-08-28 | Control system of button indicator lamp of alternating-current distribution board of electric ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221127521U (en) |
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2023
- 2023-08-28 CN CN202322304097.2U patent/CN221127521U/en active Active
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