CN205566095U - Virtual digital coin digs circuit of ore deposit machine input power isolation conversion - Google Patents

Virtual digital coin digs circuit of ore deposit machine input power isolation conversion Download PDF

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Publication number
CN205566095U
CN205566095U CN201620385422.XU CN201620385422U CN205566095U CN 205566095 U CN205566095 U CN 205566095U CN 201620385422 U CN201620385422 U CN 201620385422U CN 205566095 U CN205566095 U CN 205566095U
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unit
ore deposit
voltage
power
deposit machine
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张金宝
裴敏
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Beijing Bitmain Technology Co Ltd
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Beijing Bitmain Technology Co Ltd
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Abstract

The utility model discloses a virtual digital coin digs circuit of ore deposit machine input power isolation conversion relates to the mains operated management technique field, virtual digital coin digs circuit of ore deposit machine input power isolation conversion includes: serial link's voltage input unit, power isolation translation unit and the voltage output unit who is connected with the ore deposit machine, wherein, power isolation translation unit includes voltage control unit, power management integration circuit and voltage feedback unit, voltage input unit is connected to voltage control unit one end, other end connection and the quick -witted voltage output unit who is connected in ore deposit, voltage feedback unit one end connect with the quick -witted voltage output unit who is connected in ore deposit, the other end management integration circuit of connecting, power management integration circuit and voltage control unit connection. The utility model provides a virtual digital coin digs circuit of ore deposit machine input power isolation conversion becomes to accord with the confidential input power of asking in ore deposit with input power switching over low -quality relatively, solves the ore deposit machine problem that results in because of the power problem.

Description

Virtual digit coin digs the circuit of ore deposit machine input power isolation conversion
Technical field
The present invention relates to power supply power supply management technical field, particularly relate to a kind of virtual digit coin and dig ore deposit machine The circuit of input power isolation conversion.
Background technology
Ideal money digs ore deposit industry, and as a example by bit coin digs ore deposit, miner is the most power autonomous, these electricity Source is the most very different, and the quality of power supply directly affects the duty of ore deposit machine, the most then cause ore deposit machine event Barrier is heavy then shorten the ore deposit machine life-span and the most directly damage, particularly below the framework of series-fed, to electricity The output prescription in source is higher, and the impact of power supply just becomes readily apparent from this case.
Current ideal money digs machine ore deposit, ore deposit machine, the process to this block of input power, and some meetings are done OVP, OCP, surge etc. is protected, is more the most simply to add some capacitor combinations, to input power It is filtered and bypasses.Specifically can be found in Fig. 1, bypass, filter capacitor can reduce the stricture of vagina of input power Ripple noise, but the voltage swing of input power cannot be changed, and OVP/OCP/ surge protection is also same Cannot change the size of input voltage, when input voltage is on the low side, ore deposit machine likely job insecurity is even Cannot work, when input voltage is higher, ore deposit is confidential bears overvoltage work, the job stability to ore deposit machine, There is considerable influence in life-span, results even in overvoltage protection.Power supply that can be common on the machine of ore deposit as shown in Figure 1 Processing mode, it is impossible to solve current ideal money and dig the uneven ore deposit machine caused of miner's power supply in the industry of ore deposit Problem.
Therefore, a technical problem that those skilled in the art urgently solve is presently required is exactly: how The proposition one effective measures that can innovate, with the real needs of satisfied actual application.
Summary of the invention
Embodiment of the present invention technical problem to be solved is to provide a kind of virtual digit coin and digs ore deposit machine input The circuit of isolated from power conversion, it is possible to the low-qualityest input power is converted into and meets that ore deposit is confidential to be asked Input power, thus lower the requirement to power supply of the ore deposit machine, solve because the ore deposit machine that the problem of power supply causes is asked Topic.
In order to solve the problems referred to above, the invention discloses a kind of virtual digit coin and dig ore deposit machine input power isolation The circuit of conversion, including: voltage input unit connected in series, isolated from power converting unit and with ore deposit machine The voltage output unit connected, wherein, described isolated from power converting unit includes voltage regulation unit, electricity Source control integrated circuit and voltage feedback unit, it is single that described voltage regulation unit one end connects voltage input Unit, the other end connects the voltage output unit that is connected with ore deposit machine, the connection of described voltage feedback unit one end and The voltage output unit that ore deposit machine connects, the other end connects power management integrated circuit, described power management collection Circuit is become to be connected with voltage regulation unit.
Preferably, described isolated from power converting unit also includes outside pressure regulation unit, described outside pressure regulation list Unit one end connects voltage feedback unit, and the other end connects ore deposit machine.
Preferably, described isolated from power converting unit also includes current limliting detector unit, and the detection of described current limliting is single Unit one end connects the voltage output unit being connected with ore deposit machine, and the other end connects power management integrated circuit.
Preferably, described isolated from power converting unit also includes the enable unit of power management integrated circuit, The enable unit of described power management integrated circuit is connected with power management integrated circuit.
Preferably, described voltage regulation unit include switching tube, power inductance and or output capacitance.
Compared with prior art, the present invention includes advantages below:
The technical scheme that the present invention provides inputs at the maximum allowable power supply less than PMIC and meets minimum It is substantially all under the power input voltage of the scope of input and output pressure reduction etc and can work, simultaneously for defeated The fluctuation entering voltage can also dynamically adjust output voltage, significantly reduces ore deposit machine and wants input power Ask.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality The accompanying drawing used required for executing in example or description of the prior art does one and introduces simply, it should be apparent that under, Accompanying drawing during face describes is some embodiments of the present invention, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is that a kind of virtual digit coin described in the embodiment of the present invention one digs ore deposit machine input power isolation conversion The flow chart of method;
Fig. 2 is that a kind of virtual digit coin described in the embodiment of the present invention two digs ore deposit machine input power isolation conversion Circuit diagram.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this Accompanying drawing in bright embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention, Obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise The every other embodiment obtained, broadly falls into the scope of protection of the invention.
Embodiment one
A kind of virtual digit coin that the embodiment of the present invention is discussed in detail to be provided digs ore deposit machine input power isolation and turns The method changed.
With reference to Fig. 1, it is shown that a kind of virtual digit coin of the present invention digs ore deposit machine input power isolation conversion The flow chart of method, including:
Step S101, input voltage is output voltage after power management integrated circuit processes;
Step S102, output voltage is compared by voltage feedback circuit with prerequisite:
If meeting prerequisite, then performing step S103, output voltage rock feeder is powered;
Otherwise, then step S104, power management integrated circuit control and regulation output voltage are performed.
In actual application, input voltage is too high or too low or voltage pulsation relatively big in the case of, power supply The output voltage that management integrated circuit is returned according to Voltage Feedback, the PWM exported by control and regulation is believed Number go to control the output of power model so that output voltage is not changed by the change of input voltage, thus Greatly reduce the requirement to input power of the ore deposit machine.
In actual application, according to ore deposit machine, each calculates the difference of power plate, by applied voltage feedback circuit, Output voltage is controlled to adjust by power management integrated circuit.Additionally, during for there being upper electric control requirement, Power management integrated circuit can be controlled by enabling.
Embodiment two
A kind of virtual digit coin that the embodiment of the present invention is discussed in detail to be provided digs ore deposit machine input power isolation and turns The circuit changed.
See Fig. 2, it is shown that a kind of virtual digit coin of the present invention digs ore deposit machine input power isolation conversion Circuit diagram, including voltage input unit 201 connected in series, isolated from power converting unit 202 and The voltage output unit 203 being connected with ore deposit machine, wherein, described isolated from power converting unit 202 includes electricity Pressure regulation unit 2021, power management integrated circuit 2022 and voltage feedback unit 2023, described voltage Regulation unit 2021 one end connects voltage input unit 201, and the other end connects defeated with the voltage that ore deposit machine is connected Going out unit 203, described voltage feedback unit 2023 one end connects the voltage output unit being connected with ore deposit machine 203, the other end connects power management integrated circuit 2022, described power management integrated circuit 2022 and electricity Pressure regulation unit 2021 connects.
Further, described isolated from power converting unit also includes outside pressure regulation unit 2024, described outside Pressure regulation unit 2024 one end connects voltage feedback unit 2023, and the other end connects ore deposit machine.
Outside pressure regulation unit can also be according to the situation of ore deposit machine each calculation power plate, by effect and power management The voltage feedback unit of integrated circuit PMIC, sets suitable magnitude of voltage.Further, it is also possible to utilize PMIC The functions such as the OVP carried, OCP, protect ore deposit machine!Implement by panel Customization pressure regulation strategy, issues D/A converter module, D/A converter module by communication interface pressure regulation instruction The pressure regulation instruction received is converted to analog signal output, acts in the voltage feedback loop of PMIC, Thus reach the purpose of pressure regulation.
Discreteness is inherently there is based on component parameter, the situation that scheme loads according to each calculation power plate, Each calculation power plate is adjusted output voltage targetedly, particularly under the framework of series-fed, can Excavate the computing capability of each calculation power plate to greatest extent.
Further, described isolated from power converting unit also includes current limliting detector unit, and described current limliting detects Unit one end connects the voltage output unit being connected with ore deposit machine, and the other end connects power management integrated circuit.
Further, described isolated from power converting unit also includes the enable list of power management integrated circuit Unit, the enable unit of described power management integrated circuit is connected with power management integrated circuit.
In actual applications, power management integrated circuit can also be increased for have a upper electric control requirement The enable that powers on unit.
Further, described voltage regulation unit include switching tube, power inductance and or output capacitance.
Virtual digit coin digs the most crucial measurement index of ore deposit machine and calculates power power dissipation ratio exactly, in the selection of PMIC On pay close attention to conversion efficiency, the low meeting of conversion efficiency directly affects ore deposit machine core index, and can give heat radiation Increasing extra cost, additionally ideal money digs the general all power consumptions of ore deposit machine very greatly, the another one weight of PMIC Wanting parameter is exactly the size of output.PMIC choose after according to the requirement of PMIC, calculate switch The design parameters such as the input and output electric capacity of circuit, power inductance, and switching tube.
Power supply for PMIC itself realizes, if PMIC requires height to input power, PMIC is originally Body power consumption is the highest can be considered to use LDO power supply mode, if the power consumption of PMIC own is relatively big, Switching Power Supply power supply mode can be used, if PMIC power consumption is the lowest, to input source power reguirements the most not Height, then can use the power-supplying forms of electric charge pump.
PMIC is powered on control realization, without electrifying timing sequence requirement, then can use dividing potential drop Resistance is fixing drop-down, if there being electrifying timing sequence to control requirement, then and can be with direct controlling and driving circuit Control the enable pin of PMIC.
By making full use of the OVP that PMIC self generally possesses in this programme, OCP, OTP function, logical Cross conventional capacitance-resistance and build external voltage detection, limit detection circuit to realize the defencive functions such as OVP, OCP, While improving protective efficacy, effectively reduce the cost of product.
Each embodiment in this specification all uses the mode gone forward one by one to describe, and each embodiment stresses Be all the difference with other embodiments, between each embodiment, identical similar part sees mutually ?.
Above a kind of virtual digit coin provided by the present invention is dug the electricity of ore deposit machine input power isolation conversion Road, is described in detail, and specific case used herein is to the principle of the present invention and embodiment party Formula is set forth, the explanation of above example be only intended to help to understand the realization of the present invention and Core concept;Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, All will change in detailed description of the invention and range of application, in sum, this specification content Should not be construed as limitation of the present invention.

Claims (5)

1. a virtual digit coin digs the circuit that ore deposit machine input power isolation is changed, it is characterised in that bag Include: voltage input unit, isolated from power converting unit and the voltage being connected with ore deposit machine connected in series export Unit, wherein, described isolated from power converting unit includes voltage regulation unit, power management integrated circuit And voltage feedback unit, described voltage regulation unit one end connect voltage input unit, the other end connect with The voltage output unit that ore deposit machine connects, described voltage feedback unit one end connects defeated with the voltage that ore deposit machine is connected Going out unit, the other end connects power management integrated circuit, described power management integrated circuit and voltage-regulation Unit connects.
Circuit the most according to claim 1, it is characterised in that described isolated from power converting unit Also including that outside pressure regulation unit, described outside pressure regulation unit one end connect voltage feedback unit, the other end is even Connect ore deposit machine.
Circuit the most according to claim 1 and 2, it is characterised in that described isolated from power is changed Unit also includes current limliting detector unit, and described current limliting detector unit one end connects defeated with the voltage that ore deposit machine is connected Going out unit, the other end connects power management integrated circuit.
Circuit the most according to claim 1 and 2, it is characterised in that described isolated from power is changed Unit also includes the enable unit of power management integrated circuit, the enable list of described power management integrated circuit Unit is connected with power management integrated circuit.
Circuit the most according to claim 1 and 2, it is characterised in that described voltage regulation unit Including switching tube, power inductance and or output capacitance.
CN201620385422.XU 2016-04-29 2016-04-29 Virtual digital coin digs circuit of ore deposit machine input power isolation conversion Active CN205566095U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108733540A (en) * 2018-05-30 2018-11-02 杭州嘉楠耘智信息科技有限公司 Method and system for testing computational power and power consumption of mining machine
CN111781985A (en) * 2020-06-12 2020-10-16 深圳比特微电子科技有限公司 Ore machine power adjusting method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108733540A (en) * 2018-05-30 2018-11-02 杭州嘉楠耘智信息科技有限公司 Method and system for testing computational power and power consumption of mining machine
CN111781985A (en) * 2020-06-12 2020-10-16 深圳比特微电子科技有限公司 Ore machine power adjusting method
CN111781985B (en) * 2020-06-12 2021-07-02 深圳比特微电子科技有限公司 Ore machine power adjusting method
US11340646B1 (en) 2020-06-12 2022-05-24 Shenzhen Microbt Electronics Technology Co., Ltd. Mining machine power adjustment method

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Effective date of registration: 20161208

Address after: 100029 Beijing city Haidian District Baosheng Road No. 1 Building No. 25 hospital 2

Patentee after: Zhan Ketuan

Address before: 100029 Beijing, Haidian District North Austrian industrial base project, building 2, floor 6

Patentee before: BEIJING BITMAIN TECHNOLOGY CO., LTD.

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Effective date of registration: 20170302

Address after: 100029 Beijing, Haidian District North Austrian industrial base project, building 2, floor 6

Patentee after: BEIJING BITMAIN TECHNOLOGY CO., LTD.

Address before: 100029 Beijing city Haidian District Baosheng Road No. 1 Building No. 25 hospital 2

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Patentee after: Feng Feng Technology (Beijing) Co., Ltd.

Address before: 100029 Beijing, Haidian District North Austrian industrial base project, building 2, floor 6

Patentee before: BEIJING BITMAIN TECHNOLOGY CO., LTD.

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Effective date of registration: 20180408

Address after: 100029 Beijing, Haidian District North Austrian industrial base project, building 2, floor 6

Patentee after: BEIJING BITMAIN TECHNOLOGY CO., LTD.

Address before: 100029 Beijing city Haidian District Baosheng Road No. 1 Building No. 25 hospital three layer 301

Patentee before: Feng Feng Technology (Beijing) Co., Ltd.