A kind of universal electricity-saving protection controller
Technical field
The utility model belongs to electricity-saving protection control field, especially a kind of universal electricity-saving protection controller.
Background technology
In existing using electricity system, all exist electric power rubbish and superfluous energy consumption problem, cause the waste of power resource and to the destruction of power consumption equipment.Electric power rubbish in the using electricity system mainly comprises transition, surge, harmonic wave etc., and these electric power rubbish will make the power consumption efficiency of using electricity system seriously descend, and power consumption equipment is produced serious impact damage; Superfluous energy consumption mainly embodies the rated voltage that supply power voltage in the using electricity system is higher than power consumption equipment, causes waste of power resources on the one hand, on the other hand power consumption equipment is produced harmful effect, reduces the useful life of equipment.Therefore, be that superfluous energy consumption or electric power rubbish all are unwanted electric energy in the using electricity system to be converted to heat energy, mechanical energy or other forms of energy be wasted.
At the electric power rubbish that exists in the using electricity system and the problem of superfluous energy consumption, generally use electricity-saving protection equipment to address the above problem.The electricity-saving protection equipment that is applied at present in the using electricity system can be divided into five types of system type, filtering compensation type, voltage-regulation type, frequency conversion type and electromagnetic types basically by electrical principles; every kind of electricity-saving protection equipment all has its characteristics; also have simultaneously limitation separately, the effect of therefore only using the electricity-saving protection equipment of any type to want to reach the best power savings of a using electricity system integral body and the power consumption equipment that adequately protects is not in the cards.And the overall technical architecture of also a using electricity system effectively not being economized on electricity control and the power consumption equipment in the using electricity system is protected at present.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of reasonable in design, the universal electricity-saving protection controller that can effectively remove electric power rubbish, reduce superfluous energy consumption, improve terminal power factor (PF) and power consumption equipment is protected.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of universal electricity-saving protection controller; be provided with three-phase firewire; N line and E line input; it is characterized in that: between every phase firewire and E line input, be connected a transition surge restraining unit respectively; every phase firewire and N line input are connected respectively to the input of superfluous energy consumption reduction unit separately; the output that each superfluous energy consumption reduces the unit all is connected with a filter circuit unit; two outputs of each filter circuit unit all are connected with the two ends of power factor raising unit; the end that each power factor improves the unit is connected respectively on each phase firewire of load, and the other end that each power factor improves the unit is connected on the N line of load jointly.
And described filter circuit unit is a kind of in the filter of the active filter of passive filter, the low-pass filtering of active filter, the low-pass filtering of passive filter, the bandpass filtering of bandpass filtering, active and passive combination.
And the concrete structure of the passive filter of described bandpass filtering is:
The passive filter that is linked into the bandpass filtering of A phase firewire is: first inductance (L1) is connected with the output that the superfluous energy consumption of its front end reduces the unit, first electric capacity (C1), second electric capacity (C2) and second inductance (L2) are connected in series with first inductance (L1), the other end of second inductance (L2) is connected with the end that the power factor of its rear end improves the unit, first electric capacity (C1) and the mid point of second electric capacity (C2) and the 3rd electric capacity (C3) in parallel, one end of the 3rd inductance (L3) is connected, the 3rd electric capacity (C3) in parallel, the other end that the power factor that the superfluous energy consumption of the other end of the 3rd inductance (L3) and front end reduces another output of unit and rear end improves the unit is connected;
The passive filter that is linked into the bandpass filtering of B phase firewire is: the 4th inductance (L4) is connected with the output that the superfluous energy consumption of its front end reduces the unit, the 5th electric capacity (C5), the 6th electric capacity (C6) and the 5th inductance (L5) are connected in series with the 4th inductance (L4), the other end of the 5th inductance (L5) is connected with the end that the power factor of its rear end improves the unit, the 5th electric capacity (C5) and the mid point of the 6th electric capacity (C6) and the 7th electric capacity (C7) in parallel, one end of the 6th inductance (L6) is connected, the 7th electric capacity (C7) in parallel, the other end that the power factor that the superfluous energy consumption of the other end of the 6th inductance (L6) and front end reduces another output of unit and rear end improves the unit is connected;
The passive filter that is linked into the bandpass filtering of C phase firewire is: the 7th inductance (L7) is connected with the output that the superfluous energy consumption of its front end reduces the unit, the 9th electric capacity (C9), the tenth electric capacity (C10) and the 8th inductance (L8) are connected in series with the 7th inductance (L7), the other end of the 8th inductance (L8) is connected with the end that the power factor of its rear end improves the unit, the 9th electric capacity (C9) and the mid point of the tenth electric capacity (C10) and the 11 electric capacity (C11) in parallel, one end of the 9th inductance (L9) is connected, the 11 electric capacity (C11) in parallel, the other end that the power factor that the superfluous energy consumption of the other end of the 9th inductance (L9) and front end reduces another output of unit and rear end improves the unit is connected.
And described transition surge restraining unit is piezo-resistance or transition surge suppression device.
And it is an adjustable transformer or electronic component regulator that described superfluous energy consumption reduces the unit, and it is a tunable capacitor device that described power factor improves the unit.
Advantage of the present utility model and good effect are:
1. this electricity-saving protection controller adopts level Four economize on electricity and protection control circuit, the first order adopts piezo-resistance or surge suppression device to suppress the transition surge, the second level adopts the adjustable transformer regulation voltage reducing superfluous energy consumption, and the third level adopts the filter circuit unit to be used for the various harmonic waves that filtering using electricity system or power consumption equipment produced; The fourth stage adopts tunable capacitor device capacitance value to reach best terminal power factor cos Φ, therefore, handle function and the characteristics that to give full play to all kinds electricity-saving appliance by above-mentioned level Four, make the economize on electricity of in a using electricity system, making up mutually, have complementary advantages, superpose of the characteristics of all kinds electricity-saving appliance, realization is to the omnibearing economize on electricity control of whole using electricity system, and electric power rubbish such as transition, surge, harmonic wave have been removed effectively, improved terminal power factor, reduce superfluous energy consumption, saved electric cost.
2. this electricity-saving protection controller is in economize on electricity control; also provide electric power resource stable, high-quality for the power consumption equipment in the using electricity system; improved the quality of electric energy; protected power consumption equipment; prolonged the useful life of power consumption equipment; the maintenance frequency and the maintenance cost of power consumption equipment have been reduced, for industrial and agricultural production and people's lives are brought great benefit.
3. the utility model has been removed electric power rubbish such as the transition in the using electricity system, surge, harmonic wave, improved power factor cos Φ (cos Φ value can reach 0.95), reduced superfluous energy consumption, it is (little of family, office to be widely used in various using electricity systems, big to factories and miness, enterprise, institutional settings) and power consumption equipment (the little household electrical appliance that arrive are greatly to last megawatt power consumption equipment) and multiple voltage grade and three-phase or individual event using electricity system and power consumption equipment in.
Description of drawings
Fig. 1 is the circuit theory diagrams of universal electricity-saving protection controller.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is further described.
As shown in Figure 1, a kind of universal electricity-saving protection controller, its form that is connected in the using electricity system is: an end is connected with the output of using electricity system, and the other end is connected with load.Be provided with A phase firewire, B phase firewire, C phase firewire, N line and E line input on this electricity-saving protection controller, the concrete syndeton of every circuitry phase is:
The syndeton of A circuitry phase is: be connected a transition surge restraining unit 1 between A phase firewire and E line input, this transition surge restraining unit can use piezo-resistance, also can use P6KE260A or 1.5K260A or 5KP surge suppression device, in the present embodiment, what the transition surge restraining unit used is piezo-resistance, and promptly first piezo-resistance (RV1) is connected between A phase firewire and the E line; The A phase firewire is connected with the input that superfluous energy consumption reduces unit 2 with N line input, it is adjustable transformer (TR1) or electronic component regulator that this surplus energy consumption reduces the unit, too high voltage is carried out step-down to reduce superfluous energy consumption, be that the A phase firewire is connected with the income end of N line input with first transformer (TR1), the output of first transformer (TR1) is connected with a filter circuit unit 3, two outputs of this filter circuit unit are connected with the two ends that power factor improves unit 4, it is tunable capacitor device (C4) that this power factor improves the unit, promptly two of this filter circuit unit outputs are connected with the two ends of the 4th electric capacity (C4), one end of this electric capacity is connected on the A phase firewire of load, and the other end of this electric capacity is connected on the N line of load.
Filter circuit of the present utility model unit can adopt any in the filter of the active filter of passive filter, the low-pass filtering of active filter, the low-pass filtering of passive filter, the bandpass filtering of bandpass filtering, active and passive combination can realize that all present embodiment describes as the filter circuit unit with the passive filter of bandpass filtering:
The passive filter that is linked into the bandpass filtering of A phase firewire is: first inductance (L1) is connected with the output that the superfluous energy consumption of its front end reduces unit (TR1), first electric capacity (C1), second electric capacity (C2) and second inductance (L2) are connected in series with first inductance (L1), the other end of second inductance (L2) is connected with the end that the power factor of its rear end improves unit (C4), first electric capacity (C1) and the mid point of second electric capacity (C2) and the 3rd electric capacity (C3) in parallel, one end of the 3rd inductance (L3) is connected, the 3rd electric capacity (C3) in parallel, the other end that the power factor that the superfluous energy consumption of the other end of the 3rd inductance (L3) and front end reduces another output of unit (TR1) and rear end improves unit (C4) is connected.The centre frequency of this filter circuit unit is 50Hz, has reduced the interference of other impurity signals, has reduced the interference of other signals.
The syndeton of B circuitry phase is: be connected a transition surge restraining unit between B phase firewire and E line input, this transition surge restraining unit can use piezo-resistance, also can use P6KE260A or 1.5K260A or 5KP surge suppression device, what the transition surge restraining unit used in the present embodiment is piezo-resistance, and promptly second piezo-resistance (RV2) is connected between B phase firewire and the E line; The B phase firewire is connected with the input that superfluous energy consumption reduces the unit with N line input, it is adjustable transformer (TR2) that this surplus energy consumption reduces the unit, too high voltage is carried out step-down to reduce superfluous energy consumption, be that the B phase firewire is connected with the income end of N line input with second transformer (TR2), the output of second transformer (TR2) is connected with the filter circuit unit, two outputs of this filter circuit unit are connected with the two ends that power factor improves the unit, it is tunable capacitor device (C8) that this power factor improves the unit, promptly two of this filter circuit unit outputs are connected with the two ends of the 8th electric capacity (C8), one end of this electric capacity is connected on the B phase firewire of load, and the other end of this electric capacity is connected on the N line of load.
The passive filter that is linked into the bandpass filtering of B phase firewire is: the 4th inductance (L4) is connected with the output that the superfluous energy consumption of its front end reduces unit (TR2), the 5th electric capacity (C5), the 6th electric capacity (C6) and the 5th inductance (L5) are connected in series with the 4th inductance (L4), the other end of the 5th inductance (L5) is connected with the end that the power factor of its rear end improves unit (C8), the 5th electric capacity (C5) and the mid point of the 6th electric capacity (C6) and the 7th electric capacity (C7) in parallel, one end of the 6th inductance (L6) is connected, the 7th electric capacity (C7) in parallel, the other end that the power factor that the superfluous energy consumption of the other end of the 6th inductance (L6) and front end reduces another output of unit (TR2) and rear end improves unit (C8) is connected.The centre frequency of this filter circuit unit is 50Hz, has reduced the interference of other impurity signals, has reduced the interference of other signals.
The syndeton of C circuitry phase is: be connected a transition surge restraining unit between C phase firewire and E line input, this transition surge restraining unit can use piezo-resistance, also can use P6KE260A or 1.5K260A or 5KP surge suppression device, what the transition surge restraining unit used in the present embodiment is piezo-resistance, and promptly the 3rd piezo-resistance (RV3) is connected between C phase firewire and the E line; The C phase firewire is connected with the input that superfluous energy consumption reduces the unit with N line input, it is adjustable transformer (TR3) that this surplus energy consumption reduces the unit, too high voltage is carried out step-down to reduce superfluous energy consumption, be that the C phase firewire is connected with the income end of N line input with the 3rd transformer (TR3), the output of the 3rd transformer (TR3) is connected with the filter circuit unit, two outputs of this filter circuit unit are connected with the two ends that power factor improves the unit, it is tunable capacitor device (C12) that this power factor improves the unit, promptly two of this bandwidth-limited circuit unit outputs are connected with the two ends of the 12 electric capacity (C12), one end of this electric capacity is connected on the C phase firewire of load, and the other end of this electric capacity is connected on the N line of load.
The passive filter that is linked into the bandpass filtering of C phase firewire is: the 7th inductance (L7) is connected with the output that the superfluous energy consumption of its front end reduces unit (TR3), the 9th electric capacity (C9), the tenth electric capacity (C10) and the 8th inductance (L8) are connected in series with the 7th inductance (L7), the other end of the 8th inductance (L8) is connected with the end that the power factor of its rear end improves unit (C12), the 9th electric capacity (C9) and the mid point of the tenth electric capacity (C10) and the 11 electric capacity (C11) in parallel, one end of the 9th inductance (L9) is connected, the 11 electric capacity (C11) in parallel, the other end that the power factor that the superfluous energy consumption of the other end of the 9th inductance (L9) and front end reduces another output of unit (TR3) and rear end improves unit (C12) is connected.The centre frequency of this filter circuit unit is 50Hz, has reduced the interference of other impurity signals, has reduced the interference of other signals.
Improve omnibearing economize on electricity and the protection control of the level Four electricity-saving protection circuit realization of unit by inserting transition surge restraining unit, superfluous energy consumption reduction unit, filter circuit unit and power factor in above-mentioned every circuitry phase to whole using electricity system; electric power rubbish such as transition, surge, harmonic wave have been removed effectively; improved terminal power factor; reduce superfluous energy consumption, protected power consumption equipment.
Embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the embodiment; every by those skilled in the art according to other execution modes that the technical solution of the utility model draws, belong to the scope of the utility model protection equally.