CN204706957U - A kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment - Google Patents
A kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment Download PDFInfo
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- CN204706957U CN204706957U CN201520345252.8U CN201520345252U CN204706957U CN 204706957 U CN204706957 U CN 204706957U CN 201520345252 U CN201520345252 U CN 201520345252U CN 204706957 U CN204706957 U CN 204706957U
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Abstract
The utility model discloses a kind of main transformer protection observing and controlling based on modulus hybrid transmission technology one the complete sets of equipment, it relates to power transmission and transforming equipment technical field.It comprises main protection equipment, uprise backup protection observing and controlling integrated device and step-down backup protection observing and controlling integrated device, main protection equipment realizes the function of differential protection and non-ionizing energy loss, uprise the function that backup protection observing and controlling integrated device and step-down backup protection observing and controlling integrated device realize backup protection and observing and controlling, main protection equipment respectively with uprise backup protection observing and controlling integrated device, step-down backup protection observing and controlling integrated device connects, main protection equipment, uprise backup protection observing and controlling integrated device to be all installed on and to uprise side switch cubicle, step-down backup protection observing and controlling integrated device is installed on step-down side switch cubicle.The utility model device quantity is few, and debugging efforts is simple, and workload reduces, and improve on-the-spot construction efficiency, cost is low, safe and reliable.
Description
Technical field
The utility model relates to power transmission and transforming equipment technical field, be specifically related to a kind of main transformer protection observing and controlling based on modulus hybrid transmission technology one the complete sets of equipment.
Background technology
Current 35 kv substation main transformer protections and observing and controlling are generally decentralized configuration, protective device is divided into differential protection, non-electricity protecting device and each side backup protection equipment, measure and control device is divided into main transformer body measure and control device and each side measure and control device, and protection and measurement and control respectively group screen is installed on master-control room, this configuration mode device is many, cable is many, screen cabinet is many, also exist take up room many, debugging efforts is complicated, the large height of workload, the defects such as cost, based on this, design a kind of main transformer protection observing and controlling based on modulus hybrid transmission technology one the complete sets of equipment or necessary.
Utility model content
For the deficiency that prior art exists, the utility model object is to provide a kind of main transformer protection observing and controlling based on modulus hybrid transmission technology one the complete sets of equipment, and device quantity is few; debugging efforts is simple, and workload reduces, and improves on-the-spot construction efficiency; cost is low, safe and reliable.
To achieve these goals, the utility model realizes by the following technical solutions: a kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment, comprise main protection equipment, uprise backup protection observing and controlling integrated device and step-down backup protection observing and controlling integrated device, main protection equipment realizes the function of differential protection and non-ionizing energy loss, uprise the function that backup protection observing and controlling integrated device and step-down backup protection observing and controlling integrated device realize backup protection and observing and controlling, main protection equipment respectively with uprise backup protection observing and controlling integrated device, step-down backup protection observing and controlling integrated device connects, main protection equipment, uprise backup protection observing and controlling integrated device to be all installed on and to uprise side switch cubicle, step-down backup protection observing and controlling integrated device is installed on step-down side switch cubicle.
Described main protection equipment obtains the electric parameters and the non electrical quantity that uprise side switch cubicle and main transformer by cable; Described main protection equipment obtains the electric parameters of step-down side switch cubicle and the controlled quentity controlled variable of step-down backup protection observing and controlling integrated device by optical cable; and by cable controlled quentity controlled variable sent to and uprise side switch cubicle, controlled quentity controlled variable is also sent to step-down backup protection observing and controlling integrated device by optical cable by described main protection equipment.
As preferably, described main protection equipment, uprise backup protection observing and controlling integrated device, the remote signalling amount of step-down backup protection observing and controlling integrated device in hyperbaric chamber, remote measurement amount be connected by cable in the mode of analog signal with controlled quentity controlled variable.
As preferably, described main protection equipment, uprise backup protection observing and controlling integrated device, step-down backup protection observing and controlling integrated device is connected by optical cable in the mode of digital signal in the event across cell with sampled value, and event and sampled value port transmission altogether.
The beneficial effects of the utility model: device quantity is few, effectively saves space, reduces cost, while the using function obtaining traditional main transformer protection and observing and controlling, decrease site operation workload, improve on-the-spot construction efficiency, safe and reliable.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structural representation of the present utility model.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
With reference to Fig. 1; the present embodiment is made up of the device of two profiles such as main protection equipment and backup protection observing and controlling integrated device number; main protection equipment one altogether; backup protection observing and controlling integrated device two altogether; main protection realizes the function of differential protection and non-ionizing energy loss; backup protection observing and controlling integrated device realizes the function of backup protection and observing and controlling; remote signalling amount in this hyperbaric chamber, remote measurement amount and controlled quentity controlled variable etc. by cable transmission, pass to offside in the mode of digital signal by optical fiber across the remote signalling amount of cell, remote measurement amount and controlled quentity controlled variable etc. in the mode of analog signal.
Main protection equipment altogether one be installed on and uprise side switch cubicle; backup protection observing and controlling integrated device altogether two be installed on respectively and uprise side switch cubicle and step-down side switch cubicle; main protection realizes the function of differential protection and non-ionizing energy loss, and backup protection observing and controlling integrated device realizes the function of backup protection and observing and controlling.
Remote signalling amount in this hyperbaric chamber, remote measurement amount and controlled quentity controlled variable etc. pass through cable transmission in the mode of analog signal, across event (the Generic Object Oriented Substation Event of cell, be called for short GOOSE) and sampled value (Sampled Value, be called for short SV) etc. pass to offside in the mode of digital signal by optical fiber, and event and sampled value port transmission altogether.
The present embodiment concrete structure is as follows:
A kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment, comprise main protection equipment 1, uprise backup protection observing and controlling integrated device 2 and step-down backup protection observing and controlling integrated device 3, main protection equipment 1 respectively with uprise backup protection observing and controlling integrated device 2, step-down backup protection observing and controlling integrated device 3 connects, main protection equipment 1, uprise backup protection observing and controlling integrated device 2 to be all installed on and to uprise side switch cubicle 7, step-down backup protection observing and controlling integrated device 3 is installed on step-down side switch cubicle 8, main protection equipment 1 realizes the function of differential protection and non-ionizing energy loss, uprise backup protection observing and controlling integrated device 2, step-down backup protection observing and controlling integrated device 3 realizes the function of backup protection and observing and controlling.
It should be noted that the remote signalling amount in this hyperbaric chamber, remote measurement amount and controlled quentity controlled variable etc. are transmitted by cable 4 in the mode of analog signal, pass to offside in the mode of digital signal by optical cable 5 across the event of cell and sampled value, and event and sampled value port transmission altogether.
This embodiment main protection equipment 1 is obtained by cable 4 and uprises the electric parameters of side switch cubicle 7 and main transformer 6 and non electrical quantity etc., the electric parameters of step-down side switch cubicle 8 and the controlled quentity controlled variable of step-down backup protection observing and controlling integrated device 3 is obtained by optical cable 5, and by cable 4 controlled quentity controlled variable sent to and uprise side, by optical cable 5, controlled quentity controlled variable is sent to step-down backup protection observing and controlling integrated device 3, thus realize differential protection function and non-ionizing energy loss function; Uprise backup protection observing and controlling integrated device 2 and obtained the electric parameters uprising side by cable 4, the controlled quentity controlled variable of step-down backup protection observing and controlling integrated device 3 is obtained by optical cable 5, and by cable 4 controlled quentity controlled variable sent to and uprise side, by optical cable 5, controlled quentity controlled variable is sent to step-down backup protection observing and controlling integrated device 3, thus realize uprising backup protection function and observing and controlling function; Step-down backup protection observing and controlling integrated device 3 obtains the electric parameters of step-down side by cable 4; obtain main protection equipment 1 by optical cable 5 and uprise the controlled quentity controlled variable of backup protection observing and controlling integrated device 2; and by cable 4, controlled quentity controlled variable is sent to step-down side; controlled quentity controlled variable sent to main protection equipment 1 by optical cable 5 and uprise backup protection observing and controlling integrated device 2, thus realizing step-down backup protection function and observing and controlling function.
This embodiment is installed in high-voltage chamber switch cabinet on the spot, and have the functions such as differential protection, non-ionizing energy loss, backup protection and observing and controlling, structure is simple; first and second equipment merges; device quantity is few, not only saves secondary screen cabinet and cable, also saves space; and reduce costs; while obtaining the using function of traditional main transformer protection and observing and controlling, decrease site operation workload, improve on-the-spot construction efficiency; safe and reliable, there is wide market application foreground.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. the one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment, it is characterized in that, comprise main protection equipment (1), uprise backup protection observing and controlling integrated device (2) and step-down backup protection observing and controlling integrated device (3), main protection equipment (1) respectively with uprise backup protection observing and controlling integrated device (2), step-down backup protection observing and controlling integrated device (3) connects, main protection equipment (1), uprise backup protection observing and controlling integrated device (2) to be all installed on and to uprise switch cubicle side, side, step-down backup protection observing and controlling integrated device (3) is installed on switch cubicle side, step-down side.
2. a kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment according to claim 1, it is characterized in that, described main protection equipment (1) obtains the electric parameters and the non electrical quantity that uprise side switch cubicle (7) and main transformer (6) by cable (4); Described main protection equipment (1) obtains the electric parameters of step-down side switch cubicle (8) and the controlled quentity controlled variable of step-down backup protection observing and controlling integrated device (3) by optical cable (5); and by cable (4) controlled quentity controlled variable sent to and uprise side switch cubicle (8), controlled quentity controlled variable is also sent to step-down backup protection observing and controlling integrated device (3) by optical cable (5) by described main protection equipment (1).
3. a kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment according to claim 1; it is characterized in that, described main protection equipment (1), the remote signalling amount uprising backup protection observing and controlling integrated device (2) and step-down backup protection observing and controlling integrated device (3), remote measurement amount are connected by cable (4) in the mode of analog signal with controlled quentity controlled variable.
4. a kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment according to claim 1; it is characterized in that, described main protection equipment (1), the sampled value uprising backup protection observing and controlling integrated device (2) and step-down backup protection observing and controlling integrated device (3) are connected by optical cable (5) in the mode of digital signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520345252.8U CN204706957U (en) | 2015-05-26 | 2015-05-26 | A kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520345252.8U CN204706957U (en) | 2015-05-26 | 2015-05-26 | A kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment |
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| Publication Number | Publication Date |
|---|---|
| CN204706957U true CN204706957U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520345252.8U Active CN204706957U (en) | 2015-05-26 | 2015-05-26 | A kind of one of the main transformer protection observing and controlling based on modulus hybrid transmission technology the complete sets of equipment |
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| Country | Link |
|---|---|
| CN (1) | CN204706957U (en) |
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- 2015-05-26 CN CN201520345252.8U patent/CN204706957U/en active Active
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