CN107833452A - A kind of strong type of load capacity III of MBUS buses, IV type collector - Google Patents
A kind of strong type of load capacity III of MBUS buses, IV type collector Download PDFInfo
- Publication number
- CN107833452A CN107833452A CN201711126714.7A CN201711126714A CN107833452A CN 107833452 A CN107833452 A CN 107833452A CN 201711126714 A CN201711126714 A CN 201711126714A CN 107833452 A CN107833452 A CN 107833452A
- Authority
- CN
- China
- Prior art keywords
- resistance
- mbus
- operational amplifier
- node
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dc Digital Transmission (AREA)
Abstract
The invention discloses a kind of strong type of load capacity III of MBUS buses, IV type collector, including 36V power supplys, single chip machine controlling circuit, MBUS transtation mission circuits, MBUS receiving circuits；III type of the present invention, IV type collector MBUS bus load capacities are strong, adapt to field application demand.
Description
Technical field
The present invention relates to intelligent grid field, the strong type of load capacity III of specifically a kind of MBUS buses, IV type collector.
Background technology
State Grid Corporation of China proposes the requirement of " actively promoting electricity, water, air and heat ' multiple-in-one ' collection " in June, 2015,
The work of water, electricity, gas " three tables " integral collecting is planned, innovation copies and accepts business model, realizes the public utility charges such as water, electricity, gas
The major reform of mode.Realize all standing of taiwan area ammeter data collection and utilize the wireless collection net of ammeter on the basis of collection entirely
Network is realized to water meter, all standing of gas meter and full collection.The two-way collection in real time of water meter, gas meter data can be realized, is ladder
Aqueous vapor price, pre-payment etc. lay the foundation.Therefore, the research and development of protocol converter are imperative.Establish water, electricity, gas, hot field letter
Resources Sharing Mechanism is ceased, to Zone by Conforming Social Resources, promotes the construction of intelligent community, creating smart city all has positive effect.Mesh
Before, the whole world is saved sustainable development of the energy for China and had very important significance all in the state of energy scarcity.Pass
Manual metering (water, electricity, gas, heat) mode error of system is big, workload is big, not only inconvenient but also dangerous.By computer technology, net
The newest research results of network technology and microelectric technique are applied to kilowatt meter reading-out system, it is not necessary to which personnel reach the spot with regard to that can complete data
Automatic data collection, timing are sent and monitoring in real time, saves time, human and material resources, improves operating efficiency.And real-time user
Using data, be advantageous to the monitoring management that administrative department realizes the energy, improve utilization benefit, be to realize that energy dispatching is automatic in the future
The basis of change.
When the strong type of load capacity III of MBUS buses, the work of IV type collector MBUS buses, load may have more than 100 water
Table, some water meters simultaneously do not meet specification, and current drawn is excessive, and bus load is excessive, cause live MBUS bus communications to fail.
MBUS buses receiving circuit uses larger resistance sampling, causes resistance loss higher, and heating is serious, wastes electric energy and causes certainly
Body parameter change, causes Communications failure.
The content of the invention
The present invention provides a kind of strong type of load capacity III of MBUS buses, IV type collector, it is therefore intended that uses rational electricity
Road is designed, the loss that reduction communicating circuit sends and receives, the interference free performance of accentuator, improves the reliability of circuit.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of strong type of load capacity III of MBUS buses, IV type collector, it is characterised in that：Include 36V power supplys, single-chip microcomputer
Control circuit, MBUS transtation mission circuits, MBUS receiving circuits, 36V power supplys provide power supply for MBUS buses, the positive pole of MBUS buses or
Negative pole is respectively connected with collector MBUS+ or collector MBUS-, and collector MBUS+ is connected with 36V power supplys, collector MBUS- with
Triode Q101 emitter stage is connected；
The MBUS transtation mission circuits include triode Q3, operational amplifier U104, triode Q101, and electricity is controlled from single-chip microcomputer
The signal TXD1 of road access is connected with resistance R47 one end, and the resistance R47 other end is connected with triode Q3 base stage, three poles
Pipe Q3 emitter stage is connected to the ground, triode Q3 colelctor electrode by node and diode D104 negative electrode, resistance R106 one end,
Resistance R107 one end is connected, and diode D104 anode is connected with resistance R105 one end, the resistance R105 other ends and 5V power supply phases
Even, the resistance R106 other ends are connected to the ground, and the resistance R107 other ends pass through node and resistance R109 one end, operational amplifier U104
3 pin be connected, the resistance R109 other ends are connected to the ground, operational amplifier U104 2 pin by node and resistance R108 one end,
Resistance R110 one end is connected, and the resistance R108 other ends are connected to the ground, and operational amplifier U104 1 pin passes through node and resistance
The R110 other ends, resistance R111 one end are connected, and the resistance R111 other ends are connected with triode Q101 base stages；Triode Q101 collection
Electrode is connected with MBUS bus current detection resistances R128, R129；Resistance R128 connects with R129, and MBUS bus currents are by electricity
Hinder R129 and R128 and form current difference signal；
The MBUS receiving circuits include operational amplifier U108A, U108B, resistance R129 and ac coupling capacitor C119
It is connected, resistance R128 is connected with ac coupling capacitor C118；Electric capacity C119 is sequentially connected in series with resistance R133, R135, electric capacity C119
It is connected between resistance R133 by node with resistance R131 one end, the resistance R131 other ends are connected to the ground, resistance R133 and electricity
It is connected between resistance R135 by node with operational amplifier U108A 2 pin, the resistance R135 other ends pass through node and operation amplifier
Device U108A 1 pin, resistance R139 one end are connected；Electric capacity C118 is sequentially connected in series with resistance R132, R134, electric capacity C118 and resistance
It is connected between R132 by node with resistance R130 one end, the resistance R130 other ends are connected to the ground, resistance R132 and resistance R134
Between be connected by node with operational amplifier U108A 3 pin, the resistance R134 other ends are connected to the ground；The resistance R139 other ends
It is connected by node with operational amplifier U108B 6 pin, resistance R140 one end, operational amplifier U108B 6 pin and resistance
R138 is connected, and the resistance R138 other ends are connected by node with resistance R136, resistance R137, the resistance R136 other ends and power supply 5V
It is connected, the resistance R137 other ends are connected to the ground, and the resistance R140 other ends are connected with operational amplifier U108B 7 pin, operation amplifier
Device U108 5 pin are connected to the ground；
The operational amplifier U108B of the MBUS receiving circuits 7 pin are connected with the signal input part of shaping pulse module,
The signal output part access single chip machine controlling circuit of shaping pulse module.
The beneficial effects of the invention are as follows：
1st, signal receiving circuit of the invention uses differential circuit design, improves the interference free performance of circuit；
2nd, signal receiving circuit of the invention use Capacitance Coupled bus current signal, eliminates in the case of different loads always
Influence of the line quiescent current to communications reception circuit, the current changing signal that data are loaded with as defined in MBUS agreements is only extracted, from
And the signal amplification circuit most matched can be made only for current changing signal as defined in agreement, effectively reduce sampling electricity
Hinder necessary resistance；
3rd, MBUS main frames are sent, receiving circuit control terminal is placed on low side, are simplified transmission and reception circuit design, are reduced
Send, the voltage stress that receiving circuit component is born.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of strong type of load capacity III of MBUS buses of the present invention, the system connection figure of IV type collector.
Embodiment
Embodiments of the invention are described in detail below in conjunction with accompanying drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
As shown in figure 1, a kind of strong type of load capacity III of MBUS buses, IV type collector, include 36V power supplys 1, single-chip microcomputer
Control circuit 2, MBUS transtation mission circuits 3, MBUS receiving circuits 4,36V power supplys 1 provide power supply for MBUS buses, and MBUS buses are just
Pole or negative pole are respectively connected with collector MBUS+ or collector MBUS-, and collector MBUS+ is connected with 36V power supplys, collector
MBUS- is connected with triode Q101 emitter stage；
MBUS transtation mission circuits 3 include triode Q3, operational amplifier U104, triode Q101, from single chip machine controlling circuit 2
The signal TXD1 of access is connected with resistance R47 one end, and the resistance R47 other end is connected with triode Q3 base stage, triode
Q3 emitter stage is connected to the ground, and triode Q3 colelctor electrode passes through node and diode D104 negative electrode, resistance R106 one end, electricity
Resistance R107 one end is connected, and diode D104 anode is connected with resistance R105 one end, and the resistance R105 other ends are connected with 5V power supplys,
The resistance R106 other ends are connected to the ground, the resistance R107 other ends by node and resistance R109 one end, operational amplifier U104 3
Pin is connected, and the resistance R109 other ends are connected to the ground, and operational amplifier U104 2 pin pass through node and resistance R108 one end, electricity
Resistance R110 one end is connected, and the resistance R108 other ends are connected to the ground, and operational amplifier U104 1 pin passes through node and resistance R110
The other end, resistance R111 one end are connected, and the resistance R111 other ends are connected with triode Q101 base stages；Triode Q101 colelctor electrode
It is connected with MBUS bus current detection resistances R128, R129；Resistance R128 connects with R129, and MBUS bus currents pass through resistance
R129 and R128 forms current difference signal；
MBUS receiving circuits 4 include operational amplifier U108A, U108B, resistance R129 and ac coupling capacitor C119 phases
Even, resistance R128 is connected with ac coupling capacitor C118；Electric capacity C119 is sequentially connected in series with resistance R133, R135, electric capacity C119 with
It is connected between resistance R133 by node with resistance R131 one end, the resistance R131 other ends are connected to the ground, resistance R133 and resistance
It is connected between R135 by node with operational amplifier U108A 2 pin, the resistance R135 other ends pass through node and operational amplifier
U108A 1 pin, resistance R139 one end are connected；Electric capacity C118 is sequentially connected in series with resistance R132, R134, electric capacity C118 and resistance
It is connected between R132 by node with resistance R130 one end, the resistance R130 other ends are connected to the ground, resistance R132 and resistance R134
Between be connected by node with operational amplifier U108A 3 pin, the resistance R134 other ends are connected to the ground；The resistance R139 other ends
It is connected by node with operational amplifier U108B 6 pin, resistance R140 one end, operational amplifier U108B 6 pin and resistance
R138 is connected, and the resistance R138 other ends are connected by node with resistance R136, resistance R137, the resistance R136 other ends and power supply 5V
It is connected, the resistance R137 other ends are connected to the ground, and the resistance R140 other ends are connected with operational amplifier U108B 7 pin, operation amplifier
Device U108 5 pin are connected to the ground；
The operational amplifier U108B of MBUS receiving circuits 47 pin are connected with the signal input part of shaping pulse module 5, arteries and veins
Rush the signal output part access single chip machine controlling circuit 2 of Shaping Module 5.
The embodiments of the present invention described above are not intended to limit the scope of the present invention.It is any in the present invention
Spirit and principle within the modifications, equivalent substitutions and improvements made etc., should be included in the claim protection model of the present invention
Within enclosing.
Claims (1)
1. a kind of strong type of load capacity III of MBUS buses, IV type collector, it is characterised in that：Include 36V power supplys, single-chip microcomputer control
Circuit processed, MBUS transtation mission circuits, MBUS receiving circuits, 36V power supplys provide power supply, the positive pole of MBUS buses or negative for MBUS buses
Pole is respectively connected with collector MBUS+ or collector MBUS-, and collector MBUS+ is connected with 36V power supplys, collector MBUS- and three
Pole pipe Q101 emitter stage is connected；
The MBUS transtation mission circuits include triode Q3, operational amplifier U104, triode Q101, are connect from single chip machine controlling circuit
The signal TXD1 entered is connected with resistance R47 one end, and the resistance R47 other end is connected with triode Q3 base stage, triode Q3
Emitter stage be connected to the ground, triode Q3 colelctor electrode passes through negative electrode, resistance R106 one end, the resistance of node and diode D104
R107 one end is connected, and diode D104 anode is connected with resistance R105 one end, and the resistance R105 other ends are connected with 5V power supplys, electricity
The resistance R106 other ends are connected to the ground, and the resistance R107 other ends pass through node and resistance R109 one end, operational amplifier U104 3 pin
It is connected, the resistance R109 other ends are connected to the ground, and operational amplifier U104 2 pin pass through node and resistance R108 one end, resistance
R110 one end is connected, and the resistance R108 other ends are connected to the ground, and operational amplifier U104 1 pin is another by node and resistance R110
One end, resistance R111 one end are connected, and the resistance R111 other ends are connected with triode Q101 base stages；Triode Q101 colelctor electrode with
MBUS bus current detection resistances R128, R129 are connected；Resistance R128 connects with R129, and MBUS bus currents pass through resistance R129
Current difference signal is formed with R128；
The MBUS receiving circuits include operational amplifier U108A, U108B, and resistance R129 is connected with ac coupling capacitor C119,
Resistance R128 is connected with ac coupling capacitor C118；Electric capacity C119 is sequentially connected in series with resistance R133, R135, electric capacity C119 and resistance
It is connected between R133 by node with resistance R131 one end, the resistance R131 other ends are connected to the ground, resistance R133 and resistance R135
Between be connected by node with operational amplifier U108A 2 pin, the resistance R135 other ends pass through node and operational amplifier
U108A 1 pin, resistance R139 one end are connected；Electric capacity C118 is sequentially connected in series with resistance R132, R134, electric capacity C118 and resistance
It is connected between R132 by node with resistance R130 one end, the resistance R130 other ends are connected to the ground, resistance R132 and resistance R134
Between be connected by node with operational amplifier U108A 3 pin, the resistance R134 other ends are connected to the ground；The resistance R139 other ends
It is connected by node with operational amplifier U108B 6 pin, resistance R140 one end, operational amplifier U108B 6 pin and resistance
R138 is connected, and the resistance R138 other ends are connected by node with resistance R136, resistance R137, the resistance R136 other ends and power supply 5V
It is connected, the resistance R137 other ends are connected to the ground, and the resistance R140 other ends are connected with operational amplifier U108B 7 pin, operation amplifier
Device U108 5 pin are connected to the ground；
The operational amplifier U108B of the MBUS receiving circuits 7 pin are connected with the signal input part of shaping pulse module, pulse
The signal output part access single chip machine controlling circuit of Shaping Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711126714.7A CN107833452B (en) | 2017-11-15 | 2017-11-15 | A kind of strong III type of load capacity of MBUS bus, IV type collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711126714.7A CN107833452B (en) | 2017-11-15 | 2017-11-15 | A kind of strong III type of load capacity of MBUS bus, IV type collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107833452A true CN107833452A (en) | 2018-03-23 |
| CN107833452B CN107833452B (en) | 2019-11-19 |
Family
ID=61655375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711126714.7A Active CN107833452B (en) | 2017-11-15 | 2017-11-15 | A kind of strong III type of load capacity of MBUS bus, IV type collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107833452B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011138401A (en) * | 2009-12-28 | 2011-07-14 | Fujitsu Ltd | Processor system, method of controlling the same, and control circuit |
| CN102945594A (en) * | 2012-10-19 | 2013-02-27 | 深圳市中电电力技术股份有限公司 | Meter-bus data collector with ultra-low power loss |
| CN203445844U (en) * | 2013-09-29 | 2014-02-19 | 杭州宇控科技有限公司 | Mbus (meter bus) decoding circuit |
| CN204066355U (en) * | 2014-05-04 | 2014-12-31 | 重庆巨泰物联网科技有限公司 | Based on the water meter mobile collection device of MBUS bus and WIFI circuit |
| CN204242390U (en) * | 2014-11-24 | 2015-04-01 | 华北电力大学（保定） | A kind of M-BUS main frame receiving and dispatching mechanism module |
| CN204423511U (en) * | 2014-10-30 | 2015-06-24 | 江苏林洋电子股份有限公司 | A kind of Split pre-payment electric energy meter |
| CN104900043A (en) * | 2015-06-24 | 2015-09-09 | 河南卓正电子科技有限公司 | Instrument bus conversion circuit with short circuit self-protection function |
| CN105448078A (en) * | 2015-12-04 | 2016-03-30 | 中国电力科学研究院 | Detection device of electricity consumption information collection equipment |
| CN106322321A (en) * | 2016-11-03 | 2017-01-11 | 中山市荣亮照明有限公司 | LED illumination down lamp with protection constant current drive |
| CN106375170A (en) * | 2016-08-26 | 2017-02-01 | 宁波三星医疗电气股份有限公司 | Mbus master node receiving circuit |
| CN106960558A (en) * | 2017-03-10 | 2017-07-18 | 深圳市国电科技通信有限公司 | A kind of device for merging communication |
| CN206489708U (en) * | 2017-02-28 | 2017-09-12 | 威胜集团有限公司 | MBUS telecommunication circuits and its measuring instrument being made |
| CN107180002A (en) * | 2016-03-10 | 2017-09-19 | 北京纳衡仪器仪表有限公司 | It is a kind of to use two line simultaneous transmission information and the circuit of power supply |
-
2017
- 2017-11-15 CN CN201711126714.7A patent/CN107833452B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011138401A (en) * | 2009-12-28 | 2011-07-14 | Fujitsu Ltd | Processor system, method of controlling the same, and control circuit |
| CN102945594A (en) * | 2012-10-19 | 2013-02-27 | 深圳市中电电力技术股份有限公司 | Meter-bus data collector with ultra-low power loss |
| CN203445844U (en) * | 2013-09-29 | 2014-02-19 | 杭州宇控科技有限公司 | Mbus (meter bus) decoding circuit |
| CN204066355U (en) * | 2014-05-04 | 2014-12-31 | 重庆巨泰物联网科技有限公司 | Based on the water meter mobile collection device of MBUS bus and WIFI circuit |
| CN204423511U (en) * | 2014-10-30 | 2015-06-24 | 江苏林洋电子股份有限公司 | A kind of Split pre-payment electric energy meter |
| CN204242390U (en) * | 2014-11-24 | 2015-04-01 | 华北电力大学（保定） | A kind of M-BUS main frame receiving and dispatching mechanism module |
| CN104900043A (en) * | 2015-06-24 | 2015-09-09 | 河南卓正电子科技有限公司 | Instrument bus conversion circuit with short circuit self-protection function |
| CN105448078A (en) * | 2015-12-04 | 2016-03-30 | 中国电力科学研究院 | Detection device of electricity consumption information collection equipment |
| CN107180002A (en) * | 2016-03-10 | 2017-09-19 | 北京纳衡仪器仪表有限公司 | It is a kind of to use two line simultaneous transmission information and the circuit of power supply |
| CN106375170A (en) * | 2016-08-26 | 2017-02-01 | 宁波三星医疗电气股份有限公司 | Mbus master node receiving circuit |
| CN106322321A (en) * | 2016-11-03 | 2017-01-11 | 中山市荣亮照明有限公司 | LED illumination down lamp with protection constant current drive |
| CN206489708U (en) * | 2017-02-28 | 2017-09-12 | 威胜集团有限公司 | MBUS telecommunication circuits and its measuring instrument being made |
| CN106960558A (en) * | 2017-03-10 | 2017-07-18 | 深圳市国电科技通信有限公司 | A kind of device for merging communication |
Non-Patent Citations (1)
| Title |
|---|
| 李凤旭: "M_BUS总线在远程抄表系统中的运用与实现", 《信息通信》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107833452B (en) | 2019-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203573481U (en) | ZigBee technology-based wireless meter reading system | |
| CN104992548A (en) | Remote meter reading system | |
| CN202838671U (en) | Centralized meter reading terminal supporting remote upgrade and information two-way transmission | |
| CN105549485A (en) | Household intelligent power utilization control terminal based on DSP | |
| CN104578132A (en) | Electric power collector system for alternating-current and direct-current microgrid | |
| CN203858746U (en) | Running data acquisition system based on mobile communication public network for photovoltaic power stations | |
| CN102890170B (en) | Three-phase electric energy meter false wiring automated conversion system | |
| CN201278005Y (en) | Wireless monitoring apparatus for electric power system lightning arrestor | |
| CN215641543U (en) | Line monitoring terminal with characteristic signal sending and identifying functions | |
| CN201780672U (en) | Centralized meter reading terminal device | |
| CN207518633U (en) | Support the ammeter data acquisition terminal of DLMS/COSEM agreements | |
| CN206401909U (en) | Familial distribution of cases formula photovoltaic energy conversion equipment | |
| CN107833452B (en) | A kind of strong III type of load capacity of MBUS bus, IV type collector | |
| CN203368506U (en) | Intelligent gateway device based on power line carrier communication | |
| CN103986231A (en) | Networked intelligent transformer substation metering system | |
| CN213181764U (en) | Three-phase electric energy metering circuit based on wireless information transmission | |
| CN112564174A (en) | Intelligent photovoltaic combined net cage and system | |
| CN208094577U (en) | A kind of energy source gateway setting MBUS bus voltages | |
| CN201903583U (en) | Network electric energy meter | |
| CN201749562U (en) | Automatic electrical quantity acquisition device for residential electricity utilization | |
| CN206223861U (en) | Power consumption harvester | |
| CN104730333B (en) | A kind of electric energy metered system | |
| CN220773162U (en) | Feeder line power parameter acquisition device of solar power generation system | |
| CN107565810A (en) | A kind of strong load capacity protocol converter of High Power Factor and its control strategy | |
| CN203433666U (en) | Wired network communication module for power meter reading |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |