CN205319518U - Power supply and distribution system of organic amine desulfurization relieving haperacidity technology - Google Patents
Power supply and distribution system of organic amine desulfurization relieving haperacidity technology Download PDFInfo
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- CN205319518U CN205319518U CN201620047996.6U CN201620047996U CN205319518U CN 205319518 U CN205319518 U CN 205319518U CN 201620047996 U CN201620047996 U CN 201620047996U CN 205319518 U CN205319518 U CN 205319518U
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Abstract
The utility model relates to a power supply and distribution system of organic amine desulfurization relieving haperacidity technology, this system makes high -pressure station service adopt the one -level high tension voltage, every unit is established a high -pressure house transformer and is made the service power, establish a high -pressure desulfurization transformer again and make the desulfurization system power, make desulfurization system, the desulfurization omnibus system, all insert high -pressure desulfurization active section supplies the distribution to the high -power manufacturing equipment of relieving haperacidity system, for desulfurization operation independent setting high pressure desulfurization active section, arrange in the desulfurization regionally, the economic balance of the whole desulfurization part be convenient for power consumption, to whole desulfurated operation, electric wiring is simple, it is easy to arrange, convenient running and maintenance, and the unit is strong, be convenient for manage, and the system plays the stand -by power source and directly draws starting / spare transformer from the main part, it starts in step to have realized desulfurization and main part, the better environmental protection requirement of having satisfied the thermal power trade.
Description
Technical field
The utility model belongs to organic amine desulfurization relieving haperacidity technical field, is specifically related to the power supply-distribution system of a kind of organic amine desulfurization acid-making process for large-size thermal power plant flue gas.
Background technology
In organic amine desulfurization acid-making process, flue gas, after prewashing column washs, sends into absorption tower, and the neat stress after desulfurization is through smoke stack emission. Suck SO2Rich amine solution enter Analytic Tower resolve, the poor amine liquid after parsing through poor amine supply case by poor amine supply pump enter absorption tower absorb S02Gas. The SO that Analytic Tower produces after resolving2Gas and vapour mixture are through SO2After steam separator is separated, send into vitriol works to sulfuric acid. The power supply-distribution system wiring of current organic amine desulfurization acid-making process is complicated, running maintenance inconvenience, and relative cost is higher.
Practical novel content
The power supply-distribution system that the purpose of this utility model is to solve above-mentioned technical problem and provides a kind of organic amine desulfurization acid-making process for large-size thermal power plant flue gas.
For achieving the above object, the utility model adopts following technical scheme:
The power supply-distribution system of a kind of organic amine desulfurization acid-making process, comprise 1# stove power house high-pressure work A, B section, 2# stove power house high-pressure work A, B section, 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone, the supply lead of described 1# stove power house high-pressure work A, B section is connected to 1# HV Auxiliary Transformer, and the supply lead of described 2# stove power house high-pressure work A, B section is connected to 2# HV Auxiliary Transformer, the high-voltage power-line of described 1# stove high pressure desulfurization working zone connects 1# stove high pressure desulfurization transformer, the high-voltage power-line of described 2# stove high pressure desulfurization working zone connects 2# stove high pressure desulfurization transformer, described 1# stove high pressure desulfurization working zone is respectively by 1# stove No. 1 low pressure desulfurization transformer, 1# stove No. 2 low pressure desulfurization transformers connect 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section, described 2# stove high pressure desulfurization working zone is respectively by 2# stove No. 1 low pressure desulfurization transformer, 2# stove No. 2 low pressure desulfurization transformers connect 2# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section,Described 1# stove low pressure desulfurization work B section and 2# stove low pressure desulfurization work A section are connected to waste water workshop MCC section by supply lead respectively, and described 1# stove low pressure desulfurization work B section and 2# stove low pressure desulfurization work A section are for subsequent use each other automatically switches to described waste water workshop MCC section offer operating voltage; Described 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section is connected to purification workshop MCC section by supply lead respectively, and described 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work, and B section is for subsequent use not each other automatically switches to described purification workshop MCC section offer operating voltage; Described 1# stove high pressure desulfurization working zone and 2# stove high pressure desulfurization working zone are all connected to desulfurization high voltage standby transformation segment, described desulfurization high voltage standby transformation segment is connected to a power house and opens standby transformer, the supply lead that described power house opens standby transformer draws from high voltage distribution installation, and described 1# stove power house high-pressure work A, B section also opens standby transformer and is connected as opening standby power supply with 2# stove power house high-pressure work A, B section with described power house.
Described 1# stove low pressure desulfurization work A section is connected to 1# stove security personnel's MCC section by a road electric power incoming line, and described 1# stove security personnel's MCC section is connected to 1# stove power house security personnel's section by another road electric power incoming line; Described 2# stove low pressure desulfurization work B section is connected to 2# stove security personnel's MCC section by a road electric power incoming line, described 2# stove security personnel's MCC section is connected to 2# stove power house security personnel's section by another road electric power incoming line, and the two-way electric power incoming line of described 1# stove security personnel's MCC section and 2# stove security personnel's MCC section is provided with dual-power automatic switching device.
Described dual-power automatic switching device adopts power conversion system BA controller.
The two-way electric power incoming line of described 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone is respectively equipped with two power supply rapid switching device, for carrying out electrical source exchange between described desulfurization high voltage standby transformation segment and 1# stove high pressure desulfurization transformer or 2# stove high pressure desulfurization transformer.
Between described 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section, and it is respectively equipped with interconnection switch separately between described 2# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section, for as in described 1# stove No. 1 low pressure desulfurization transformer and 1# stove No. 2 low pressure desulfurization transformers, or when a fault in described 2# stove No. 1 low pressure desulfurization transformer and 2# stove No. 2 low pressure desulfurization transformers, from dynamic circuit connector bus connection switch, work by another low pressure desulfurization transformer wherein.
Described 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone, desulfurization high voltage standby transformation segment are 6KV desulfurization working zone; Described 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section and described 2# stove low pressure desulfurization work A section and the 2# stove low pressure desulfurization B section that works is 380/220V desulfurization section.
The 380/220V system of described 380/220V desulfurization section is the direct ground system of neutral point, adopts power center (PC) PC, motor control center MCC two-stage power supply mode to power.
Described 1# stove high pressure desulfurization transformer and 2# stove high pressure desulfurization transformer adopt 27MVA duplex winding desulfurization transformer, described power house opens and all adopts 50/31.5-31.5MVA low pressure division on-load voltage regulation transformer for transformer, 1# HV Auxiliary Transformer, 2# HV Auxiliary Transformer, and described high voltage distribution installation is 220KV power distribution unit.
Described 1# stove No. 1 low pressure desulfurization transformer, 1# stove No. 2 low pressure desulfurization transformers and 2# stove No. 1 low pressure desulfurization transformer, 2# stove No. 2 low pressure desulfurization transformers are low-pressure dry transformer.
Described in 1, the supply lead of 1# HV Auxiliary Transformer, 2# HV Auxiliary Transformer is connected to 1# main-transformer, and the supply lead of described 1# stove high pressure desulfurization transformer, 2# stove high pressure desulfurization transformer is connected to 2# main-transformer.
Compared with existing power supply-distribution system, it is more economical that the utility model not only to be saved overall investment more at connection plan, and by independently arranging high pressure desulfurization section for desulfuration operations, it is arranged in desulfurization zone, this kind of configuration scheme and wiring mode are for franchise operation desulfurizing item, it is convenient to the economic balance of bulk devulcanization part electricity consumption, for the operation of whole desulfurization, electrical wiring is simple, arrange easily, running maintenance is convenient, and haplotype is strong, it is convenient to management, and system plays the startup/standby transformer directly drawing autonomous agent for power supply, achieve desulfurization and main body and synchronously start, better meet the environmental requirement of thermal power industry.
Accompanying drawing explanation
The principle schematic of the power supply-distribution system of the organic amine desulfurization acid-making process that Fig. 1 provides for the utility model embodiment;
The 1# stove high pressure desulfurization working zone that Fig. 2 provides for the utility model embodiment, the wiring schematic diagram of 2# stove high pressure desulfurization working zone;
The wiring schematic diagram of the 1# stove high pressure desulfurization working zone that Fig. 3 provides for the utility model embodiment and 1# stove low pressure desulfurization work A, B section;
The wiring schematic diagram of the 2# stove high pressure desulfurization working zone that Fig. 4 provides for the utility model embodiment and 2# stove low pressure desulfurization work A, B section;
Fig. 5 show the wiring schematic diagram of 1#, 2# stove low pressure desulfurization work A, B section with security personnel's MCC section, waste water workshop MCC section and purification workshop MCC section;
Fig. 6 show the wiring schematic diagram of 1# stove security personnel's MCC section dual-power automatic switching device;
Fig. 7 show the wiring schematic diagram of 2# stove security personnel's MCC section dual-power automatic switching device;
Fig. 8 show the wiring schematic diagram of two power supply rapid switching devices of 1#, 2# high pressure desulfurization working zone;
In figure: 1 is 1# stove power house high-pressure work A section, 2 is 1# stove power house high-pressure work B section, 3 is 1# stove high pressure desulfurization working zone, 4 is 2# stove power house high-pressure work A section, 5 is 2# stove power house high-pressure work B section, 6 is 2# stove high pressure desulfurization working zone, 7 is 1# stove generator, 8 is 1# stove HV Auxiliary Transformer, 9 is 1# stove high pressure desulfurization transformer, 10 open standby transformer for power house, 11 is 2# stove generator, 12 is 2# stove HV Auxiliary Transformer, 13 is 2# stove high pressure desulfurization transformer, 14 force down desulfurization Working transformer for No. 1,1# stove, 15 is 1# stove No. 2 low pressure desulfurization Working transformers, 16 is 1# stove low pressure desulfurization work A section, 17 is 1# stove low pressure desulfurization work B section, 18 is 2# stove No. 1 low pressure desulfurization transformer, 19 is 2# stove No. 2 low pressure desulfurization transformers, 20 is 2# stove low pressure desulfurization work A section, 21 is 2# stove low pressure desulfurization work B section, 22 is 1# stove security personnel's MCC section, 23 is 2# stove security personnel's MCC section, 24 is waste water workshop MCC section, 25 is purification workshop MCC section, 26 is 1# stove security personnel's MCC section dual-power automatic switching device, 27 is 1# stove security personnel's MCC section dual-power automatic switching device, 28 is 1# stove power house security personnel's section, 29 is 2# stove power house security personnel's section, 30 is desulfurization high voltage standby transformation segment, 31 is the two power supply rapid switching device of 1# stove high pressure desulfurization section, 32 is the two power supply rapid switching device of 1# stove high pressure desulfurization section.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Ginseng is as shown in Figure 18, the power supply-distribution system of a kind of organic amine desulfurization acid-making process, comprise 1# stove power house high-pressure work A, B section, 2# stove power house high-pressure work A, B section, 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone, the supply lead of described 1# stove power house high-pressure work A, B section is connected to 1# HV Auxiliary Transformer, and the supply lead of described 2# stove power house high-pressure work A, B section is connected to 2# HV Auxiliary Transformer;The high-voltage power-line of described 1# stove high pressure desulfurization working zone connects 1# stove high pressure desulfurization transformer, the high-voltage power-line of described 2# stove high pressure desulfurization working zone connects 2# stove high pressure desulfurization transformer, described 1# stove high pressure desulfurization working zone is respectively by 1# stove No. 1 low pressure desulfurization transformer, 1# stove No. 2 low pressure desulfurization transformers connect 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section, described 2# stove high pressure desulfurization working zone is respectively by 2# stove No. 1 low pressure desulfurization transformer, 2# stove No. 2 low pressure desulfurization transformers connect 2# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section, described 1# stove low pressure desulfurization work B section and 2# stove low pressure desulfurization work A section are connected to waste water workshop MCC section by supply lead respectively, and described 1# stove low pressure desulfurization work B section and 2# stove low pressure desulfurization work A section are for subsequent use each other automatically switches to described waste water workshop MCC section offer operating voltage, described 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section is connected to purification workshop MCC section by supply lead respectively, and described 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work, and B section is for subsequent use not each other automatically switches to described purification workshop MCC section offer operating voltage, described 1# stove high pressure desulfurization working zone and 2# stove high pressure desulfurization working zone are all connected to desulfurization high voltage standby transformation segment, described desulfurization high voltage standby transformation segment is connected to a power house and opens standby transformer, the supply lead that described power house opens standby transformer draws from high voltage distribution installation, described 1# stove power house high-pressure work A, B section and 2# stove power house high-pressure work A, B section also opens standby transformer and is connected as opening standby power supply with described power house, wherein working zone is the power supply facilities powered to various equipment, MCC section refers to electric machine control center, also known as motor control center, motor control center, English name is MOTORCONTROLCENTER, it is called for short MCC.
Wherein, the supply lead of described 1# HV Auxiliary Transformer, 2# HV Auxiliary Transformer is connected to 1# main-transformer, and the supply lead of described 1# stove high pressure desulfurization transformer, 2# stove high pressure desulfurization transformer is connected to 2# main-transformer.
Described purification workshop MCC section (380V), for powering for APU system and DW system demineralized water system low pressure public load, a telegram in reply source is respectively drawn from two stoves low pressure desulfurization working zone (i.e. 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section), for subsequent use each other, automatically switch.
Described wastewater treatment MCC section, for powering for low pressure public loads such as wastewater treatments, respectively draws a telegram in reply source from the desulfurization of two stoves work PC section, for subsequent use each other, automatically switches.
In addition, the utility model also arranges one section of oxygen ozonize work PC section, is drawn from corresponding unit 2# stove desulfurization high-pressure work section by separate unit low-pressure dry variable power source.
Further, described 1# stove low pressure desulfurization work A section is connected to 1# stove security personnel's MCC section by a road electric power incoming line, and described 1# stove security personnel's MCC section is connected to 1# stove power house security personnel's section by another road electric power incoming line; Described 2# stove low pressure desulfurization work B section is connected to 2# stove security personnel's MCC section by a road electric power incoming line, described 2# stove security personnel's MCC section is connected to 2# stove power house security personnel's section by another road electric power incoming line, and the two-way electric power incoming line of described 1# stove security personnel's MCC section and 2# stove security personnel's MCC section is provided with dual-power automatic switching device.
Wherein, described dual-power automatic switching device adopts power conversion system BA controller.
In the utility model, for desulfurization project arranges accident security personnel's power-supply system, it is ensured that safe shutdown after desulfurization island dead electricity and device security. Disengagement section does not arrange the special engine generator set of desulfurization, and every platform unit establishes 1 section of desulfurization security personnel's MCC section, powers by corresponding desulfurization working zone when desulfurization security personnel's MCC section is normally run, when losing power supply for station source, by the corresponding unit security personnel's length of tape load of power house.
The switch mode in parallel of two power supply rapid switching device be by two power supplys of device itself between voltage difference, frequency difference etc. data device switching allow scope in, close working power, confirm to close a floodgate after successfully, instantaneous tripping standby power supply, it is achieved the time difference of two electrical source exchange is 0S.
In conventional desulfurizing item, the shifter of the two-way incoming power of security personnel's MCC section is all that contactor realizes automatic switching by the secondary circuits that rly. overlaps, and this kind of switching mode is long for switching time, and reliability is low, does not meet organic amine process operation requirement. In the utility model, the dual-power automatic switching device of security personnel's MCC section two-way electric power incoming line of organic amine desulfurization project adopts the power conversion system BA controller of Schneider, and switching time, reliability was strong at about 0.2 second.
Further, the two-way electric power incoming line of described 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone is respectively equipped with two power supply rapid switching device, for carrying out electrical source exchange between described desulfurization high voltage standby transformation segment and 1# stove high pressure desulfurization transformer or 2# stove high pressure desulfurization transformer.
Further, between described 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section, and it is respectively equipped with interconnection switch separately between described 2# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section, for as in described 1# stove No. 1 low pressure desulfurization transformer and 1# stove No. 2 low pressure desulfurization transformers, or when a fault in described 2# stove No. 1 low pressure desulfurization transformer and 2# stove No. 2 low pressure desulfurization transformers, from dynamic circuit connector bus connection switch, work by another low pressure desulfurization transformer wherein.
Concrete, in the utility model, described 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone, desulfurization high voltage standby transformation segment are 6KV desulfurization working zone; Described 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section and described 2# stove low pressure desulfurization work A section and the 2# stove low pressure desulfurization B section that works is 380/220V desulfurization section, is specifically as follows 380/220V desulfurization PC section.
Wherein, the 380/220V system of described 380/220V desulfurization section is the direct ground system of neutral point, adopts power center (PC) PC, motor control center MCC two-stage power supply mode to power.
Concrete, in the utility model, described 1# stove high pressure desulfurization transformer and 2# stove high pressure desulfurization transformer adopt 27MVA duplex winding desulfurization transformer, described power house opens and all adopts 50/31.5-31.5MVA low pressure division on-load voltage regulation transformer for transformer, 1# HV Auxiliary Transformer, 2# HV Auxiliary Transformer, and described high voltage distribution installation is 220KV power distribution unit.
Described 1# stove No. 1 low pressure desulfurization transformer, 1# stove No. 2 low pressure desulfurization transformers and 2# stove No. 1 low pressure desulfurization transformer, 2# stove No. 2 low pressure desulfurization transformers are low-pressure dry transformer.
Concrete, every platform unit (stove) establishes 2 sections of 6kV factory working bus bars.The 27MVA duplex winding desulfurization transformer only band generator set desulfurization load of 1#, 2# unit (stove), every platform unit (stove) establishes 1 section of 6kV desulfurization working zone, and desulphurization system starting/standby power supply draws self-starting/change for subsequent use. (stove establishes 1 50/31.5-31.5MVA low pressure division on-load voltage regulation transformer as the starting/standby power supply of two units to two units.
When concrete wiring is installed, power supply for station system need to select dropout current to be the equipment of 50kA, and the electrical equipment being greater than more than 200kW is powered by 6kV working zone. wherein, for 1#, 1# stove 6kV desulfurization working zone 10BBD00 that 2# stove is arranged respectively and 2# stove 6kV desulfurization working zone 20BBD00, each working zone two-way electric power incoming line, one tunnel run one tunnel start/for subsequent use, it runs power supply and draws the high pressure desulfurization change feeder cabinet from each stove respectively, starting/the standby power supply of two stoves draws from 6kV high pressure desulfurization (power supply) for subsequent use switching section J0BBD00, one road incoming power of 6kV desulfurization (power supply) for subsequent use switching section draws the desulfurization feeder cabinet dividing on-load voltage regulation transformer from power house 50/31.5-31.5MVA low pressure, the closed handcart switch cabinet of metal armoring selected by 6kV switching cabinet, equipment choosing vacuum interrupter and fusible cut-out-vacuum contactor (F-C) scheme in 6kV switch cabinet.
Low pressure 380/220V desulfurization A, B section established by every platform stove of desulfurization island, two cover subsidiary engine is tapped on two sections of buses, by two low-pressure dry transformer-supplied, the power supply of two low-pressure dry transformers draws from corresponding generator set desulfurization 6kV working zone, establishes interconnection switch between 380/220V desulfurization A, B section. 380/220V system adopts power and the direct ground system of neutral point of illumination unification. Two sections of bus independent operatings time normal, when wherein a work accident hinders, from dynamic circuit connector bus connection switch, by another work whole load of variable speed.
The low pressure distribution of organic amine desulfurization project adopts every platform stove to establish two desulfurization dry type transformers (2500kVA), every platform stove adopts 400V sectionalized single busbar connection, interconnection switch is established between separate unit stove 2 sections of 380/220V desulfurization sections, overcome conventional 400V desulfurization power supply for station principle scheme in a lectotype selection maximum size difficult problem, not only than conventional 400V desulfurization power supply for station principle scheme higher grade in security reliability, and the feature that the most applicable organic amine sulfur removal technology specialty is strong with control professional equipment haplotype.
In addition, the utility model is that the every platform stove of sulphuric acid plant is provided with low pressure 380/220V desulfurization A, B section, and two cover subsidiary engine is tapped on two sections of buses, by two low-pressure dry transformer-supplied. Two low-pressure dry transformer frequency responses draw from corresponding generator set desulfurization 6kV working zone, and 380/220V desulfurization A, B section is the same with every platform stove wiring mode of described desulfurization island.
The utility model is by dividing desulphurization system according to organic amine desulfurization acid-making process, the public system of desulfurization, power supply-distribution system is re-started design by acid making system, HV auxiliary power s ystem is made to adopt 6kV voltage order one, every platform unit establishes a HV Auxiliary Transformer to do power supply for station source, capacity is the low pressure division transformer of 50/31.5-31.5MVA, a 27MVA duplex winding desulfurization transformer is established to make desulphurization system power supply again, make desulphurization system, the public system of desulfurization, the processing unit of all 200kW of being greater than of acid making system all accesses 6kV desulfurization working zone and carries out for distribution, although adding two 27MVA duplex winding desulfurization transformers than conventional desulfurization power supply for station system, but conventional desulfurization power supply for station principle wiring will considerably beyond adding two 27MVA duplex winding desulfurization transformers compared with the investment of the voltage range upgrading that the high factory that organic amine desulfurization power supply for station principle connection plan expands becomes consumption and switching cabinet.In economy, organic amine desulfurization power supply for station principle connection plan to be saved overall investment more.
In addition, the utility model machine amine desulfurization power supply for station principle connection plan is that desulfurization independently arranges desulfurization section, just being arranged in desulfurization zone, this kind of configuration scheme and wiring mode, for franchise operation desulfurizing item, are convenient to the economic balance of bulk devulcanization part electricity consumption, for the operation of whole desulfurization, electrical wiring is simple, arranges that easily, running maintenance is convenient, and haplotype is strong, it is convenient to management.
And the engineering of conveniently desulfurization power supply for station principle wiring usually, desulfurization is started after being waited main body to start again, and in the utility model, in organic amine desulfurization power supply for station principle connection plan, play starting/change for subsequent use that standby power supply directly draws autonomous agent, achieve desulfurization and main body and synchronously start, better meet the environmental requirement of thermal power industry.
The above is only preferred implementation of the present utility model; it is noted that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also making some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. the power supply-distribution system of an organic amine desulfurization acid-making process, it is characterized in that, comprise 1# stove power house high-pressure work A, B section, 2# stove power house high-pressure work A, B section, 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone, the supply lead of described 1# stove power house high-pressure work A, B section is connected to 1# HV Auxiliary Transformer, and the supply lead of described 2# stove power house high-pressure work A, B section is connected to 2# HV Auxiliary Transformer, the high-voltage power-line of described 1# stove high pressure desulfurization working zone connects 1# stove high pressure desulfurization transformer, the high-voltage power-line of described 2# stove high pressure desulfurization working zone connects 2# stove high pressure desulfurization transformer, described 1# stove high pressure desulfurization working zone is respectively by 1# stove No. 1 low pressure desulfurization transformer, 1# stove No. 2 low pressure desulfurization transformers connect 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section, described 2# stove high pressure desulfurization working zone is respectively by 2# stove No. 1 low pressure desulfurization transformer, 2# stove No. 2 low pressure desulfurization transformers connect 2# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section, described 1# stove low pressure desulfurization work B section and 2# stove low pressure desulfurization work A section are connected to waste water workshop MCC section by supply lead respectively, and described 1# stove low pressure desulfurization work B section and 2# stove low pressure desulfurization work A section are for subsequent use each other automatically switches to described waste water workshop MCC section offer operating voltage, described 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section is connected to purification workshop MCC section by supply lead respectively, and described 1# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work, and B section is for subsequent use not each other automatically switches to described purification workshop MCC section offer operating voltage, described 1# stove high pressure desulfurization working zone and 2# stove high pressure desulfurization working zone are all connected to desulfurization high voltage standby transformation segment, described desulfurization high voltage standby transformation segment is connected to a power house and opens standby transformer, the supply lead that described power house opens standby transformer draws from high voltage distribution installation, and described 1# stove power house high-pressure work A, B section also opens standby transformer and is connected as opening standby power supply with 2# stove power house high-pressure work A, B section with described power house.
2. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 1, it is characterized in that, described 1# stove low pressure desulfurization work A section is connected to 1# stove security personnel's MCC section by a road electric power incoming line, and described 1# stove security personnel's MCC section is connected to 1# stove power house security personnel's section by another road electric power incoming line;Described 2# stove low pressure desulfurization work B section is connected to 2# stove security personnel's MCC section by a road electric power incoming line, described 2# stove security personnel's MCC section is connected to 2# stove power house security personnel's section by another road electric power incoming line, and the two-way electric power incoming line of described 1# stove security personnel's MCC section and 2# stove security personnel's MCC section is provided with dual-power automatic switching device.
3. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 2, it is characterised in that, described dual-power automatic switching device adopts power conversion system BA controller.
4. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 1, it is characterized in that, the two-way electric power incoming line of described 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone is respectively equipped with two power supply rapid switching device, for carrying out electrical source exchange between described desulfurization high voltage standby transformation segment and 1# stove high pressure desulfurization transformer or 2# stove high pressure desulfurization transformer.
5. according to the power supply-distribution system of the described organic amine desulfurization acid-making process of claim 1 or 2, it is characterized in that, between described 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section, and it is respectively equipped with interconnection switch separately between described 2# stove low pressure desulfurization work A section and 2# stove low pressure desulfurization work B section, for as in described 1# stove No. 1 low pressure desulfurization transformer and 1# stove No. 2 low pressure desulfurization transformers, or when a fault in described 2# stove No. 1 low pressure desulfurization transformer and 2# stove No. 2 low pressure desulfurization transformers, from dynamic circuit connector bus connection switch, work by another low pressure desulfurization transformer wherein.
6. according to the power supply-distribution system of the described organic amine desulfurization acid-making process of claim 1, it is characterised in that, described 1# stove high pressure desulfurization working zone, 2# stove high pressure desulfurization working zone, desulfurization high voltage standby transformation segment are 6KV desulfurization working zone; Described 1# stove low pressure desulfurization work A section and 1# stove low pressure desulfurization work B section and described 2# stove low pressure desulfurization work A section and the 2# stove low pressure desulfurization B section that works is 380/220V desulfurization section.
7. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 6, it is characterized in that, the 380/220V system of described 380/220V desulfurization section is the direct ground system of neutral point, adopts power center (PC) PC, motor control center MCC two-stage power supply mode to power.
8. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 1 or 6, it is characterized in that, described 1# stove high pressure desulfurization transformer and 2# stove high pressure desulfurization transformer adopt 27MVA duplex winding desulfurization transformer, described power house opens and all adopts 50/31.5-31.5MVA low pressure division on-load voltage regulation transformer for transformer, 1# HV Auxiliary Transformer, 2# HV Auxiliary Transformer, and described high voltage distribution installation is 220KV power distribution unit.
9. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 1, it is characterized in that, described 1# stove No. 1 low pressure desulfurization transformer, 1# stove No. 2 low pressure desulfurization transformers and 2# stove No. 1 low pressure desulfurization transformer, 2# stove No. 2 low pressure desulfurization transformers are low-pressure dry transformer.
10. the power supply-distribution system of organic amine desulfurization acid-making process according to claim 1, it is characterized in that, the supply lead of described 1# HV Auxiliary Transformer, 2# HV Auxiliary Transformer is connected to 1# main-transformer, and the supply lead of described 1# stove high pressure desulfurization transformer, 2# stove high pressure desulfurization transformer is connected to 2# main-transformer.
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| CN201620047996.6U CN205319518U (en) | 2016-01-19 | 2016-01-19 | Power supply and distribution system of organic amine desulfurization relieving haperacidity technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470822A (en) * | 2016-01-19 | 2016-04-06 | 北京国电龙源环保工程有限公司 | Power supply and distribution system for organic amine desulfurization and acid making process |
| CN109066960A (en) * | 2018-08-22 | 2018-12-21 | 江苏核电有限公司 | A kind of nuclear power unit standby power supply device and its control method |
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2016
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470822A (en) * | 2016-01-19 | 2016-04-06 | 北京国电龙源环保工程有限公司 | Power supply and distribution system for organic amine desulfurization and acid making process |
| CN109066960A (en) * | 2018-08-22 | 2018-12-21 | 江苏核电有限公司 | A kind of nuclear power unit standby power supply device and its control method |
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