Network segmentation energy-saving control system
Technical field
The present invention relates to power electronic equipment technical field, more particularly, to a kind of network segmentation Energy Saving Control system
System.
Background technology
On the one hand, network Construction is with rapid changepl. never-ending changes and improvements so that the housekeeping level of enterprise, improves office administration stream
Journey and business operation workflow, efficiency is worked in coordination with in the communication strengthening enterprises, it is achieved the maximization of enterprises information resources share,
Reduce the consumption of resource, improve Institution Services level etc. and all become important means and the method promoting new competitiveness.On the other hand,
Save unnecessary expenses also to become and realize, in today that network segmentation emerges, the important means that enterprise competitiveness improves.Example
As, as a kind of form of network segmentation, working at home is to have a lot of advantages.First can be company's reduction office spending,
Reduce routine office work demand, save office cost;Furthermore can attract and keep here the outstanding talent, provide just for outstanding employee
Prompt working environment easily, can allow employee can handle official business the most Anywhere, it is to avoid because not in company not
The predicament of working service can be processed;Can also improve work efficiency, comfortable home environment can allow people loosen mood, more increases
The office of effect;Finally can also alleviate traffic congestion, under the situation that the commuter time is the most unified, working every day all can be for traffic
Crowded to capacity and worried, work at home and both eliminate unnecessary transport cost, work hours are also greatly reduced.
During network segmentation, kind and the quantity of various electric/electronic devices are the most increasing, big to server and
Desktop computer, little to notebook computer with panel computer, these electronic equipments all play indispensable during network segmentation
Effect, for improve enterprise efficiency contribute strength.
But, along with the prolongation using the time of these large number of electric/electronic devices, a lot of electronic equipments are difficult to
The meeting avoided is because the reasons such as device aging, electric fault and circuit voltage instability produce noise, simultaneous temperature
Change.The distribution of these noises and temperature and size reflect reduction and the power consumption of the performance of electronic equipment to a certain extent
Increase.It is to say, on the premise of inputing to they same electric power, the service quality that they can provide will decline.Aobvious
So, the energy-conservation and demand of raising office efficiency during this is unfavorable for network segmentation.Network segmentation attendant does being engaged in
During public automatically working, encounter numerous because equipment fault cause network segmentation efficiency to reduce even cannot be normal
The situation of work, but the most generally have ignored the impact that office efficiency brief introduction is reduced by noise, more have ignored the impact on power consumption.
Summary of the invention
In order to reduce the power consumption of network segmentation and improve office efficiency, find the fault of network segmentation equipment as soon as possible
And transfer to maintenance department to keep in repair in time, and improve the energy-saving potential of network segmentation, present invention contemplates that is to provide a kind of technical side
Case, it is for the energy-saving monitoring of the network segmentation equipment such as webserver machine room, controller switching equipment.Especially solve noise monitoring
During the noise inevitably noise monitoring to above-mentioned network segmentation equipment self that produces such as attendant, air-conditioning
Bring an interference difficult problem.Specifically, technical scheme is as follows:
A kind of network segmentation energy-saving control system utilizing noise and temperature reflection Energy-saving Situation, including: temperature information
Collecting unit, noise monitoring unit, temperature and noise reference information database, noise compensation unit and fault alarm unit, institute
Stating temperature information collecting unit for gathering the infrared temperature information of network segmentation equipment at a particular angle, described noise is supervised
Surveying unit and gather the spatial noise information in space, described network segmentation equipment place, described fault alarm unit is according to described red
Outer temperature information and described spatial noise information threshold value with described temperature and noise reference information database respectively compares
And determine whether network segmentation equipment the abnormality causing power consumption to increase occurs, when the ratio about described infrared temperature information
Relatively result represents when abnormality do not occur and occur abnormal about the comparative result of described spatial noise information, makes an uproar described in startup
Sound compensating unit carries out noise compensation to the working environment of described network segmentation equipment, and again adopts after compensating the scheduled time
Collect described infrared temperature information and spatial noise information and again with described temperature and the temperature of noise reference information data library storage
Degree and noise predetermined threshold value compare respectively, when this second time comparative result is temperature and noise all exceedes predetermined threshold value,
Then give a warning.
Further, described noise compensation unit includes: interaction interface unit, the first noise reduction unit and the second noise reduction list
Unit, wherein said interaction interface unit is connected with the first noise reduction unit and the second noise reduction unit respectively, described interactive interface list
Unit instructs and controls described first noise reduction unit and/or described second noise reduction list for receiving noise reduction from described fault alarm unit
Unit carries out active noise reduction, and described first noise reduction unit is for carrying out active suppression to the noise of mobile noise source, described fixed
The noise of the noise reduction unit of the noise source noise source for absolutely not becoming position carries out active suppression, and described position is the most constant
Represent that described fixed noise source is fixed in locus, somewhere and this position and does not changes over.
Further, described first noise reduction unit includes:
First Noise Acquisition and position associative cell, including the first Noise Acquisition subelement, the first echo obtain subelement,
First electronic chart obtains subelement, the first mark object obtains subelement and associates subelement with primary importance, and wherein said the
Making an uproar of the one Noise Acquisition subelement whole noise sources in preset range around the described equipment first of m-th moment collection
Acoustical signal, described first echo obtains subelement and is used for after described first Noise Acquisition subelement completes above-mentioned collection, to institute
Stating the first surrounding preset range launch ultrasonic signal and gather the echo of this ultrasonic signal, described first electronic chart obtains
Subelement in obtaining the described first surrounding preset range in m-th moment, include the electricity can taken action including routing information
Sub-map;Described first mark object obtains subelement for obtaining routing information instruction of can taking action based on described electronic chart
Respectively can take action mark on path, that be identified on described electronic chart, described primary importance association subelement is for basis
Described first mark object obtains the mark that subelement determines, each noise source determined based on described first echo acquisition subelement
Each noise source of determining of echo-signal relative to the direction of described network segmentation energy-saving control system and distance, set up each
Mapping relations one to one between each identifies on noise source and electronic chart, described M is positive integer;
Removable noise source screening unit, within Z the moment before the Q moment, gathers described whole noise
The change in location information in source, to remove the noise source that position does not changes within this Z moment from described whole noise sources,
The residual noise source in described whole noise source is made to constitute alternative mobile noise source collection;
Specific removable noise source collection determines unit, for being set by band segment interested in described whole noise signals
For particular noise signals, concentrate from described alternative mobile noise source and determine that sending at least one of this particular noise signals moves and make an uproar
Sound source, the most specific removable noise source collection;
Can take action path acquiring unit, for obtaining the second week of described network segmentation energy-saving control system position
Enclose the taken action routing information in preset range, and before the n-th moment, gather described specific removable noise source collection exist
The primary importance information collection in front P the moment in n-th moment and gathered network segmentation Energy Saving Control before the n-th moment
System includes road information at the second position information collection in front P the moment in n-th moment, described routing information of taking action, its
Middle N-M > P, and N and P be positive integer, described second surrounding preset range belongs to of described first surrounding preset range
Point;
Noise source path determining unit, for the taken action routing information obtained according to described path acquiring unit of taking action
And primary importance information collection, each determining by the way of matching that this specific removable noise source collection includes is specific removable
Noise source the N+1 moment relative to the first estimating position information collection in described path of taking action, described first estimating position
Information collection includes each specific removable noise source estimating position information N+1 moment;
Network segmentation energy-saving control system path determining unit, for obtaining according to described path acquiring unit of taking action
Taken action routing information and second position information collection, by the way of matching, determine described network segmentation Energy Saving Control system
Unite the N+1 moment relative to the second estimating position information in described path of taking action;
Removable noise reduction starts judging unit, and first for obtaining according to described noise source path determining unit estimates position
Confidence breath collection, calculates each specific removable noise source of including at removable noise source collection specific described in the N+1 moment
At least one difference between position and the second estimating position information of described network segmentation energy-saving control system, determines that this is extremely
Few comparative result between a difference and predeterminable range difference, will be poor less than predeterminable range with threshold distance according to this comparative result
Described specific removable noise source concentrate specific removable noise source be defined as treating the removable noise source of active noise reduction;
First direction adjustment unit, treats the removable of active noise reduction described in concentrating based on the first estimating position information
Noise source is second pre-N+1 moment of the position in N+1 moment and described network segmentation energy-saving control system
Meter positional information, determines described in the collection of described second Noise Acquisition unit when the noise of the removable noise source of active noise reduction
Sound transducer towards angle;
Second Noise Acquisition unit, including multiple sound transducers, described second Noise Acquisition unit is for according to described
The removable noise controlling to treat described in described sound transducer collection active noise reduction towards angle that first direction adjustment unit determines
The noise signal in source, treat described at least one the noise signal of the removable noise source of active noise reduction constitute treat active noise reduction can
Mobile noises from noise sources collection;
First suppression frequency spectrum signal generating unit, for according to treat that the removable noises from noise sources collection of active noise reduction relates to each
The noise signal of the described removable noise source treating active noise reduction, produces the first anti-phase noise signal collection accordingly, and this is first anti-
Phase noise signal collection includes multiple first anti-phase noise signal, and the phase place of each first anti-phase noise signal and first anti-phase with this
The phase 180 degree of the noise signal of the removable noise source of active noise reduction is treated described in noise signal is corresponding;
First synthesis and suppression unit, be used for the N+1 moment to the described removable noise source collection treating active noise reduction
Each described in treat the removable noise source of active noise reduction, treat active noise reduction according to what described direction adjustment unit determined with this
Removable noise source corresponding towards angle, launch that produced by described first suppression frequency spectrum signal generating unit and described treat actively
The first anti-phase noise signal that the removable noise source of noise reduction is corresponding.
Further, described path acquiring unit of taking action includes GPS subelement, for gathering before the n-th moment
Described specific removable noise source collection front P the moment in n-th moment primary importance information collection and the n-th moment with
Front collection network segmentation energy-saving control system is at the second position information collection in front P the moment in n-th moment.
Further, described second noise reduction unit includes:
Fixed noise source screening unit is within Z the moment before the Q moment, complete in gathering presumptive area
The change in location information of portion's noise source, with making an uproar of removing from described whole noise sources that position within this Z moment changes
Sound source, makes the residual noise source in described whole noise source constitute alternative fixed noise source collection, described fixed noise source
Position does not changes over;
Fixed noise source direction-determining unit, for concentrating from described alternative fixed noise source, it is thus achieved that expects solid
Fixed pattern noise source carries out the assigned direction of active noise reduction;
GIS information acquisition unit, for obtaining described finger according to described network segmentation energy-saving control system present position
Determine the geographical location information of fixed noise source on direction, and then obtain described fixed noise source relative to described networking
The angle of office energy-saving control system, and when described fixed noise source is multiple, this angle is described fixed with multiple
Noise source one_to_one corresponding;
Second direction adjustment unit, is used for the angle-determining according to the acquisition of described GIS information acquisition unit and adjusts the 3rd
The Noise Acquisition angle of the sound collection sensor in Noise Acquisition unit;
3rd Noise Acquisition unit, including multiple sound collection sensors, for according to described second direction adjustment unit
Adjustment to the acquisition angles of described sound collection sensor, it is thus achieved that the noise signal of described fixed noise source;
Second suppression frequency spectrum signal generating unit, anti-for producing second according to the output signal of described 3rd Noise Acquisition unit
Phase noise signal, this second anti-phase noise signal differs 180 degree with the noise signal of described fixed noise source in phase place;
Second synthesis and suppression unit, for sending described second anti-phase noise signal to described fixed noise source.
Further, described first suppression frequency spectrum signal generating unit includes acoustic-electric converting unit, the noise source trace being one another in series
Wave attenuation unit, the first filter unit and the second filter unit, wherein said noise source trace wave attenuation unit, described first filtering
Unit and described second filter unit are in sequential series.
Further, described acoustic-electric converting unit uses transducer.
Further, the noise signal of described second Noise Acquisition unit collection is included in the second surrounding preset range
Treating the echo that the removable noise source of active noise reduction produces, described noise source trace wave attenuation unit is for specific removable noise
The echo of source collection is decayed, and exists including: particular noise signals reference spectrum acquiring unit, the echo with particular noise signals
In the frequency spectrum acquiring unit of signal, delay acquisition unit, delay unit poor, and arithmetic element;Wherein said specific noise
Signal reference spectrum acquiring unit produces the prearranged signals being attached to fixed reference feature on the basis of described particular noise signals
Frequency spectrum, this prearranged signals frequency spectrum is imported into described delay acquisition unit;Described delay acquisition unit is for according to described predetermined
The periodic feature of signal spectrum, determines the phase contrast between itself and the frequency spectrum of described particular noise signals, and according to this phase place
Difference determine the time difference between described particular noise signals and its echo, described delay unit according to this time difference to described specific
Noise signal carries out time delay, and the signal obtained after time delay is by common at interior signal with the described echo with particular noise signals
It is input to described difference operation unit, thus the echo that the described particular noise signals that decays includes.
Further, described first filter unit is band filter, and its lower limiting frequency and upper cut off frequency are respectively
5Hz and 1800Hz.
Further, described second filter unit includes: 3.7k Ω resistance, 7.9k Ω resistance, 3.2k Ω resistance, 10.94k
Ω resistance, 1.73k Ω resistance, 2.52k Ω resistance, 6.7k Ω resistance, 3.1k Ω resistance, 10.1k Ω resistance, 2k Ω resistance,
4.8k Ω resistance, 7.3k Ω resistance, 10k Ω resistance, 1k Ω resistance, 7k Ω resistance, 2.2k Ω resistance, 4.89k Ω resistance, 2.3k
Ω resistance, 2.32k Ω resistance, 2.5k Ω resistance, 0.51uF electric capacity, 0.21uF electric capacity, 0.38uF electric capacity, 0.82uF electric capacity,
0.35uF electric capacity, 0.23uF electric capacity, 0.12uF electric capacity, 3.1uF electric capacity, 2uF electric capacity, 0.33uF electric capacity, 2.47uF electric capacity,
0.35uF electric capacity, 0.26uF electric capacity, 0.31uF electric capacity, 0.55uF electric capacity, the first operational amplifier, the second operational amplifier,
Three operational amplifiers, four-operational amplifier, the 5th operational amplifier, the 6th operational amplifier, the first Zener diode, second
Zener diode, the 3rd Zener diode, the 4th Zener diode, the 5th Zener diode, the 6th Zener diode, the 7th neat
Receive diode, the first difference operation unit, and the second difference operation unit, wherein, input the input signal end of signal to be filtered
Connect the first end string of the first end of described 3.7k Ω resistance, the second end of described 3.7k Ω resistance and described 7.9k Ω resistance
Connection, the second end of described 7.9k Ω resistance connects the positive input terminal of described first operational amplifier and described 0.51uF electric capacity respectively
The first end, the second end ground connection of described 0.51uF electric capacity, the first end of described 7.9k Ω resistance be also connected with described 0.21uF electricity
The first end held, the second end of described 0.21uF electric capacity connects the outfan of described first operational amplifier, described 3.2k respectively
First end of Ω resistance and the negative input end of described first operational amplifier, the first end of described 3.7k Ω resistance is also respectively connected with
First end of described 2uF electric capacity, the positive pole of the first Zener diode, the second end of described 2uF electric capacity connects described 3.1k respectively
First end of Ω resistance, the positive input terminal of described second operational amplifier, the outfan of described second operational amplifier, described
The outfan of two operational amplifiers connects described via the positive pole of described second Zener diode, the negative pole of the second Zener diode
First end of 2k Ω resistance and the first end of described 3.2k Ω resistance, the second end of described 3.2k Ω resistance connects 10k Ω respectively
First end of resistance, the negative pole of the 3rd Zener diode, first end of described 10.94k Ω, the first of described 0.82uF electric capacity
End, the second end of described 10.94k Ω resistance connects the positive input terminal of the 3rd operational amplifier, described 0.38uF electric capacity respectively
First end, the second end ground connection of described 0.38uF electric capacity, the second end of described 0.82uF electric capacity connects described 3rd computing respectively
The outfan of amplifier, the first end of described 1.73k Ω resistance, the negative input end of described 3rd operational amplifier and described
The positive pole of three Zener diodes, the second end of described 1.73k Ω resistance connect respectively described 2.52k Ω resistance the first end and
First end of described 0.35uF electric capacity, the second end of described 2.52k Ω resistance connects the positive input of four-operational amplifier respectively
End and the first end of 0.23uF electric capacity, the second end ground connection of described 0.23uF electric capacity, the second end of described 0.35uF electric capacity is respectively
Connect the outfan of described four-operational amplifier, the negative input end of described second difference operation unit and described 4th computing to put
The negative input end of big device, the negative pole of described first Zener diode connects the positive input terminal of the first difference operation unit, and described first
The positive pole of Zener diode is also respectively connected with the first end of described 1k Ω resistance, the negative pole of described 4th Zener diode, described
First end of 7.3k Ω resistance, the first end of described 0.33uF electric capacity, the second end of described 7.3k Ω resistance connects described 10k Ω
First end of resistance, the second end of described 10k Ω resistance connects the first end of described 0.35uF electric capacity, described 5th Zener respectively
The negative pole of diode, the first end of described 2.3k Ω resistance, the second end of described 2.3k Ω resistance connects described 0.55uF respectively
First end of electric capacity, the first end of described 0.31uF electric capacity and the first end of 2.32k Ω resistance, described 2.32k Ω resistance
Second end ground connection, the second end of described 0.31uF electric capacity connects the negative input end of described 5th operational amplifier, described respectively
First end of 2.5k Ω resistance, the second end of described 2.5k Ω resistance connect respectively the second end of described 0.55uF electric capacity, the 5th
The outfan of operational amplifier and the positive input terminal of described second difference operation unit, the negative input of described first difference operation unit
End connects the first end of described 0.12uF electric capacity, the first end of described 4.8k Ω resistance and described 6th operational amplifier respectively
Outfan, the second end of described 0.12uF electric capacity connect respectively the first end of described 3.1uF electric capacity, the second of 6.7k Ω resistance
End, the first end of described 10.1k Ω resistance, the second end of described 3.1uF electric capacity connects the second of described 4.8k Ω resistance respectively
End and the negative input end of described 6th operational amplifier, the second end ground connection of described 10.1k Ω resistance, described 6.7k Ω resistance
First end connects the outfan of described second difference operation unit, and the positive input terminal of described 6th operational amplifier connects the described 5th
The positive input terminal of operational amplifier, the outfan of described first difference operation unit connect respectively described 1k Ω resistance the second end,
The positive pole of described 4th Zener diode, the positive pole of described 6th Zener diode, the first end of described 2.47uF electric capacity, described
First end of 7k Ω resistance, the first end of described 2.2k Ω resistance, the negative pole of described 6th Zener diode connects described respectively
The outfan of the 6th operational amplifier, the second end of described 0.33uF electric capacity, the second end of described 2.2k Ω resistance connects respectively
First end of described 0.26uF electric capacity, the positive pole of described 5th Zener diode and the positive pole of described 7th Zener diode and
First end of described 4.89k Ω resistance, the second end of described 4.89k Ω resistance connects the positive input of described 5th operational amplifier
End, the second end of described 2.47uF electric capacity, the second end of described 7k Ω resistance, the second end of described 0.35uF electric capacity, described
Second end of 0.26uF electric capacity and the minus earth of described 7th Zener diode.
The invention has the beneficial effects as follows:
(1) present invention can utilize the accurate detection of temperature and noise, is safeguarding people especially with active noise reduction techniques
Member, safeguard that apparatus et al. member and facility exist network segmentation equipment to be monitored is existed noise jamming in the case of, to net
The noise that network office equipment self produces detects accurately and judges, and then is prevented the fault of network segmentation equipment
Suffer from bud, it is ensured that network segmentation equipment is working properly, thus improve network segmentation equipment in trickle aspect
Energy Saving Control level;
(2) noise source during other can be moved in movement by the network segmentation energy-saving control system of the present invention is carried out
Active noise reduction so that in certain area (preset range, the second surrounding preset range etc. around the most mentioned above first)
Really realize the suppression of noise, so that when the network segmentation energy-saving control system of the present invention is arranged to suitable number
Time, the noise measuring entering the network segmentation equipment not configuring active noise reduction or passive noise reducing apparatus in this region also will not
Disturbed by noise;
(3) the fixed noise that position can also not changed over by the network segmentation energy-saving control system of the present invention
The noise in source, carries out active noise reduction in network segmentation energy-saving control system moving process, thus is energy-conservation detection and control
Provide purer environment;
(4) second filter unit of the present invention combines the process needed for signal spectrum, it is possible to reach following index: set
Put band connection frequency fp1=800Hz, fp2=4300Hz, stop-band frequency fs1=750Hz, Fs2=4400Hz, minimum attenuation in stop band
As=70dB, passband maximum attenuation Ap=3dB, be much better than existing simple FIR and sef-adapting filter.
(7) well-designed filter unit is coordinated the active noise reduction skill of moveable and fixed noise source by the present invention
Art, compares the existing technical scheme to carrying out passive noise reduction during detection to chaff interference so that have the network of the present invention
Device or the system of changing office energy-saving control system have more high sensitivity and noise suppressed degree.
Accompanying drawing explanation
Fig. 1 shows the composition frame chart of the network according to the inventionization office energy-saving control system.
Fig. 2 shows the circuit diagram of the second filter unit.
Detailed description of the invention
As it is shown in figure 1, according to a preferred embodiment of the invention, the invention provides one and utilize noise and temperature reflection joint
The network segmentation energy-saving control system of energy situation, including: temperature information collecting unit, noise monitoring unit, temperature and noise
Reference information data base, noise compensation unit and fault alarm unit, described temperature information collecting unit is for specific angle
Degree gathers the infrared temperature information of network segmentation equipment, and described noise monitoring unit gathers described network segmentation equipment place
The spatial noise information in space, described fault alarm unit is according to described infrared temperature information and described spatial noise information difference
Compare with the threshold value of described temperature and noise reference information database and determine whether network segmentation equipment occurs causing
, there is not abnormality and relevant institute when the comparative result about described infrared temperature information represents in the abnormality that power consumption increases
When stating the comparative result appearance exception of spatial noise information, start described noise compensation unit to described network segmentation equipment
Working environment carries out noise compensation, and infrared temperature information and spatial noise information described in Resurvey after compensating the scheduled time
And again compare respectively, when this with described temperature and the temperature of noise reference information data library storage and noise predetermined threshold value
Comparative result is temperature and time noise all exceedes predetermined threshold value for the second time, then give a warning.
Described noise compensation unit includes: interaction interface unit, the first noise reduction unit and the second noise reduction unit, Qi Zhongsuo
Stating interaction interface unit to be connected with the first noise reduction unit and the second noise reduction unit respectively, described interaction interface unit is for from institute
State fault alarm unit to receive noise reduction and instruct and control described first noise reduction unit and/or described second noise reduction unit carries out active
Noise reduction, described first noise reduction unit is for carrying out active suppression, the fall of described fixed noise source to the noise of mobile noise source
The noise of the unit noise source for absolutely not becoming position of making an uproar carries out active suppression, solid described in the absolute invariant representation in described position
Fixed pattern noise source is fixed in locus, somewhere and this position and does not changes over.
According to a preferred embodiment of the invention, described interaction interface unit includes communicator unit, touch subunit, instruction
Conversion unit of protocol and driver element, described communicator unit is apolegamy.Communicator unit is used for receiving external transmission to described
Network segmentation energy-saving control system carries out noise reduction whether control instruction, and (networking being i.e. equivalent to whether open the present invention is done
The instruction of public energy-saving control system) and fixed noise source and/or mobile noise source are carried out the mode of operations such as active noise reduction
Instruction, its telecommunication circuit can select communication module based on one of GPRS, 3G, 4G.Described touch subunit is used for receiving
User is input to above-mentioned each instruction of the network segmentation energy-saving control system of the present invention when participating in the cintest, to facilitate user described
Remain able to control institute when not configuring on network segmentation energy-saving control system with the outside communicator unit carrying out telecommunication
State unlatching and the mode of operation of network segmentation energy-saving control system.Described command protocols converting unit is for according to presetting
Communication protocol (the various associations such as, related in the communication process including compression algorithm, cryptographic protocol, GPRS/3G/4G etc.
View) data received are carried out form conversion, for described driver element Direct Recognition.This communication Protocol Conversion unit is the most excellent
Selection of land is integrated with the parsing of the relevant data of mode of operation of present networksization office energy-saving control system, to obtain indicating whether out
Open this network segmentation energy-saving control system and open the first noise reduction unit and/or open the second noise reduction unit, Neng Gouyou
The control word of described driver element Direct Recognition.Described driver element is used for and described first noise reduction unit and described second noise reduction
Unit connects respectively, with the output according to described command protocols converting unit, to described first noise reduction unit and/or described second
Noise reduction unit is opened.
Drive circuit (the driving of the agreements such as such as RS485, RS232, USB, I2C that above-mentioned agreement and driver element relate to
Circuit) be those skilled in the art according to actual design Demand Design, its role is the base of these agreements and unit
This function does not repeats them here.
Below, the concrete structure of the first noise reduction unit and the second noise reduction unit is described in detail.
Described first noise reduction unit includes:
First Noise Acquisition and position associative cell, including the first Noise Acquisition subelement, the first echo obtain subelement,
First electronic chart obtains subelement, the first mark object obtains subelement and associates subelement with primary importance, and wherein said the
Making an uproar of the one Noise Acquisition subelement whole noise sources in preset range around the described equipment first of m-th moment collection
Acoustical signal, described first echo obtains subelement and is used for after described first Noise Acquisition subelement completes above-mentioned collection, to institute
Stating the first surrounding preset range launch ultrasonic signal and gather the echo of this ultrasonic signal, described first electronic chart obtains
Subelement in obtaining the described first surrounding preset range in m-th moment, include the electricity can taken action including routing information
Sub-map;Described first mark object obtains subelement for obtaining routing information instruction of can taking action based on described electronic chart
Respectively can take action mark on path, that be identified on described electronic chart, described primary importance association subelement is for basis
Described first mark object obtains the mark that subelement determines, each noise source determined based on described first echo acquisition subelement
Each noise source of determining of echo-signal relative to the direction of described network segmentation energy-saving control system and distance, set up each
Mapping relations one to one between each identifies on noise source and electronic chart, described M is positive integer;
Removable noise source screening unit, within Z the moment before the Q moment, gathers described whole noise
The change in location information in source, to remove the noise source that position does not changes within this Z moment from described whole noise sources,
The residual noise source in described whole noise source is made to constitute alternative mobile noise source collection;
Specific removable noise source collection determines unit, for being set by band segment interested in described whole noise signals
For particular noise signals, concentrate from described alternative mobile noise source and determine that sending at least one of this particular noise signals moves and make an uproar
Sound source, the most specific removable noise source collection;
Can take action path acquiring unit, for obtaining the second week of described network segmentation energy-saving control system position
Enclose the taken action routing information in preset range, and before the n-th moment, gather described specific removable noise source collection exist
The primary importance information collection in front P the moment in n-th moment and gathered network segmentation Energy Saving Control before the n-th moment
System includes road information at the second position information collection in front P the moment in n-th moment, described routing information of taking action, its
Middle N-M > P, and N and P be positive integer, described second surrounding preset range belongs to of described first surrounding preset range
Point;
Noise source path determining unit, for the taken action routing information obtained according to described path acquiring unit of taking action
And primary importance information collection, each determining by the way of matching that this specific removable noise source collection includes is specific removable
Noise source the N+1 moment relative to the first estimating position information collection in described path of taking action, described first estimating position
Information collection includes each specific removable noise source estimating position information N+1 moment;
Network segmentation energy-saving control system path determining unit, for obtaining according to described path acquiring unit of taking action
Taken action routing information and second position information collection, by the way of matching, determine described network segmentation Energy Saving Control system
Unite the N+1 moment relative to the second estimating position information in described path of taking action;
Removable noise reduction starts judging unit, and first for obtaining according to described noise source path determining unit estimates position
Confidence breath collection, calculates each specific removable noise source of including at removable noise source collection specific described in the N+1 moment
At least one difference between position and the second estimating position information of described network segmentation energy-saving control system, determines that this is extremely
Few comparative result between a difference and predeterminable range difference, will be poor less than predeterminable range with threshold distance according to this comparative result
Described specific removable noise source concentrate specific removable noise source be defined as treating the removable noise source of active noise reduction;
First direction adjustment unit, treats the removable of active noise reduction described in concentrating based on the first estimating position information
Noise source is second pre-N+1 moment of the position in N+1 moment and described network segmentation energy-saving control system
Meter positional information, determines described in the collection of described second Noise Acquisition unit when the noise of the removable noise source of active noise reduction
Sound transducer towards angle;
Second Noise Acquisition unit, including multiple sound transducers, described second Noise Acquisition unit is for according to described
The removable noise controlling to treat described in described sound transducer collection active noise reduction towards angle that first direction adjustment unit determines
The noise signal in source, treat described at least one the noise signal of the removable noise source of active noise reduction constitute treat active noise reduction can
Mobile noises from noise sources collection;
First suppression frequency spectrum signal generating unit, for according to treat that the removable noises from noise sources collection of active noise reduction relates to each
The noise signal of the described removable noise source treating active noise reduction, produces the first anti-phase noise signal collection accordingly, and this is first anti-
Phase noise signal collection includes multiple first anti-phase noise signal, and the phase place of each first anti-phase noise signal and first anti-phase with this
The phase 180 degree of the noise signal of the removable noise source of active noise reduction is treated described in noise signal is corresponding;
First synthesis and suppression unit, be used for the N+1 moment to the described removable noise source collection treating active noise reduction
Each described in treat the removable noise source of active noise reduction, treat active noise reduction according to what described direction adjustment unit determined with this
Removable noise source corresponding towards angle, launch that produced by described first suppression frequency spectrum signal generating unit and described treat actively
The first anti-phase noise signal that the removable noise source of noise reduction is corresponding.
Described path acquiring unit of taking action includes GPS subelement, for gathered before the n-th moment described specific can
Mobile noise source collection is at the primary importance information collection in front P the moment in n-th moment and gathers network before the n-th moment
Change the office energy-saving control system second position information collection in front P the moment in n-th moment.
Described second noise reduction unit includes:
Fixed noise source screening unit is within Z the moment before the Q moment, complete in gathering presumptive area
The change in location information of portion's noise source, with making an uproar of removing from described whole noise sources that position within this Z moment changes
Sound source, makes the residual noise source in described whole noise source constitute alternative fixed noise source collection, described fixed noise source
Position does not changes over;
Fixed noise source direction-determining unit, for concentrating from described alternative fixed noise source, it is thus achieved that expects solid
Fixed pattern noise source carries out the assigned direction of active noise reduction;
GIS information acquisition unit, for obtaining described finger according to described network segmentation energy-saving control system present position
Determine the geographical location information of fixed noise source on direction, and then obtain described fixed noise source relative to described networking
The angle of office energy-saving control system, and when described fixed noise source is multiple, this angle is described fixed with multiple
Noise source one_to_one corresponding;
Second direction adjustment unit, is used for the angle-determining according to the acquisition of described GIS information acquisition unit and adjusts the 3rd
The Noise Acquisition angle of the sound collection sensor in Noise Acquisition unit;
3rd Noise Acquisition unit, including multiple sound collection sensors, for according to described second direction adjustment unit
Adjustment to the acquisition angles of described sound collection sensor, it is thus achieved that the noise signal of described fixed noise source;
Second suppression frequency spectrum signal generating unit, anti-for producing second according to the output signal of described 3rd Noise Acquisition unit
Phase noise signal, this second anti-phase noise signal differs 180 degree with the noise signal of described fixed noise source in phase place;
Second synthesis and suppression unit, for sending described second anti-phase noise signal to described fixed noise source.
Described first suppression frequency spectrum signal generating unit includes acoustic-electric converting unit, the noise source trace wave attenuation list being one another in series
Unit, the first filter unit and the second filter unit, wherein said noise source trace wave attenuation unit, described first filter unit and institute
State the second filter unit in sequential series.
Described acoustic-electric converting unit uses transducer.
What the noise signal of described second Noise Acquisition unit collection was included in the second surrounding preset range treats actively to drop
The echo that the removable noise source made an uproar produces, described noise source trace wave attenuation unit is for returning specific removable noise source collection
Sound is decayed, include: particular noise signals reference spectrum acquiring unit, the signal having including the echo of particular noise signals
Frequency spectrum acquiring unit, delay acquisition unit, delay unit poor, and arithmetic element;Wherein said particular noise signals reference
Frequency spectrum acquiring unit produces the prearranged signals frequency spectrum being attached to fixed reference feature on the basis of described particular noise signals, and this is pre-
Determine signal spectrum and be imported into described delay acquisition unit;Described delay acquisition unit is for according to described prearranged signals frequency spectrum
Periodic feature, determines the phase contrast between itself and the frequency spectrum of described particular noise signals, and determines according to this phase contrast described
Time difference between particular noise signals and its echo, described particular noise signals is entered by described delay unit according to this time difference
Line delay, the signal obtained after time delay is jointly input to described with the described echo with particular noise signals at interior signal
Difference operation unit, thus the echo that the described particular noise signals that decays includes.
Preferably, described first filter unit is band filter, and its lower limiting frequency and upper cut off frequency are respectively 5Hz
And 1800Hz.
Preferably, described second filter unit includes: 3.7k Ω resistance, 7.9k Ω resistance, 3.2k Ω resistance, 10.94k Ω
Resistance, 1.73k Ω resistance, 2.52k Ω resistance, 6.7k Ω resistance, 3.1k Ω resistance, 10.1k Ω resistance, 2k Ω resistance, 4.8k
Ω resistance, 7.3k Ω resistance, 10k Ω resistance, 1k Ω resistance, 7k Ω resistance, 2.2k Ω resistance, 4.89k Ω resistance, 2.3k Ω electricity
Resistance, 2.32k Ω resistance, 2.5k Ω resistance, 0.51uF electric capacity, 0.21uF electric capacity, 0.38uF electric capacity, 0.82uF electric capacity, 0.35uF
Electric capacity, 0.23uF electric capacity, 0.12uF electric capacity, 3.1uF electric capacity, 2uF electric capacity, 0.33uF electric capacity, 2.47uF electric capacity, 0.35uF electricity
Appearance, 0.26uF electric capacity, 0.31uF electric capacity, 0.55uF electric capacity, the first operational amplifier, the second operational amplifier, the 3rd computing are put
Big device, four-operational amplifier, the 5th operational amplifier, the 6th operational amplifier, the first Zener diode, the second Zener two pole
Pipe, the 3rd Zener diode, the 4th Zener diode, the 5th Zener diode, the 6th Zener diode, the 7th Zener two pole
Pipe, the first difference operation unit, and the second difference operation unit, wherein, the input signal end inputting signal to be filtered connects institute
Stating the first end of 3.7k Ω resistance, the second end of described 3.7k Ω resistance is connected with the first end of described 7.9k Ω resistance, described
Second end of 7.9k Ω resistance connects the positive input terminal and the first of described 0.51uF electric capacity of described first operational amplifier respectively
End, the second end ground connection of described 0.51uF electric capacity, the first end of described 7.9k Ω resistance is also connected with the of described 0.21uF electric capacity
One end, the second end of described 0.21uF electric capacity connects the outfan of described first operational amplifier, described 3.2k Ω resistance respectively
The first end and the negative input end of described first operational amplifier, the first end of described 3.7k Ω resistance is also respectively connected with described
First end of 2uF electric capacity, the positive pole of the first Zener diode, the second end of described 2uF electric capacity connects described 3.1k Ω electricity respectively
First end of resistance, the positive input terminal of described second operational amplifier, the outfan of described second operational amplifier, described second fortune
Calculate the outfan positive pole via described second Zener diode of amplifier, the negative pole of the second Zener diode connects described 2k Ω
First end of resistance and the first end of described 3.2k Ω resistance, the second end of described 3.2k Ω resistance connects 10k Ω resistance respectively
The first end, the negative pole of the 3rd Zener diode, first end of described 10.94k Ω, the first end of described 0.82uF electric capacity, institute
The second end stating 10.94k Ω resistance connect respectively the positive input terminal of the 3rd operational amplifier, the first of described 0.38uF electric capacity
End, the second end ground connection of described 0.38uF electric capacity, the second end of described 0.82uF electric capacity connects described 3rd operation amplifier respectively
The outfan of device, the first end of described 1.73k Ω resistance, the negative input end of described 3rd operational amplifier and described 3rd neat
Receiving the positive pole of diode, the second end of described 1.73k Ω resistance connects the first end of described 2.52k Ω resistance and described respectively
First end of 0.35uF electric capacity, the second end of described 2.52k Ω resistance connect respectively four-operational amplifier positive input terminal and
First end of 0.23uF electric capacity, the second end ground connection of described 0.23uF electric capacity, the second end of described 0.35uF electric capacity connects respectively
The outfan of described four-operational amplifier, the negative input end of described second difference operation unit and described four-operational amplifier
Negative input end, the negative pole of described first Zener diode connects the positive input terminal of the first difference operation unit, described first Zener
The positive pole of diode is also respectively connected with the first end of described 1k Ω resistance, the negative pole of described 4th Zener diode, described 7.3k
First end of Ω resistance, the first end of described 0.33uF electric capacity, the second end of described 7.3k Ω resistance connects described 10k Ω resistance
The first end, the second end of described 10k Ω resistance connects the first end of described 0.35uF electric capacity, described 5th Zener two pole respectively
The negative pole of pipe, the first end of described 2.3k Ω resistance, the second end of described 2.3k Ω resistance connects described 0.55uF electric capacity respectively
The first end, the first end of described 0.31uF electric capacity and the first end of 2.32k Ω resistance, the second of described 2.32k Ω resistance
End ground connection, the second end of described 0.31uF electric capacity connects the negative input end of described 5th operational amplifier, described 2.5k Ω respectively
First end of resistance, the second end of described 2.5k Ω resistance connects the second end of described 0.55uF electric capacity respectively, the 5th computing is put
The outfan of big device and the positive input terminal of described second difference operation unit, the negative input end of described first difference operation unit is respectively
Connect the first end of described 0.12uF electric capacity, the first end of described 4.8k Ω resistance and the output of described 6th operational amplifier
End, the second end of described 0.12uF electric capacity connects the first end of described 3.1uF electric capacity, the second end of 6.7k Ω resistance, institute respectively
Stating the first end of 10.1k Ω resistance, the second end of described 3.1uF electric capacity connects the second end and the institute of described 4.8k Ω resistance respectively
State the negative input end of the 6th operational amplifier, the second end ground connection of described 10.1k Ω resistance, the first end of described 6.7k Ω resistance
Connecting the outfan of described second difference operation unit, the positive input terminal of described 6th operational amplifier connects described 5th computing and puts
The positive input terminal of big device, the outfan of described first difference operation unit connect respectively the second end of described 1k Ω resistance, described the
The positive pole of four Zener diodes, the positive pole of described 6th Zener diode, the first end of described 2.47uF electric capacity, described 7k Ω electricity
First end of resistance, the first end of described 2.2k Ω resistance, the negative pole of described 6th Zener diode connects described 6th fortune respectively
Calculating the outfan of amplifier, the second end of described 0.33uF electric capacity, the second end of described 2.2k Ω resistance connects described respectively
First end of 0.26uF electric capacity, the positive pole of described 5th Zener diode and the positive pole of described 7th Zener diode and described
First end of 4.89k Ω resistance, the second end of described 4.89k Ω resistance connects the positive input terminal of described 5th operational amplifier,
Second end of described 2.47uF electric capacity, the second end of described 7k Ω resistance, the second end of described 0.35uF electric capacity, described 0.26uF
Second end of electric capacity and the minus earth of described 7th Zener diode.
According to a preferred embodiment of the invention, each difference operation unit described can select subtractor.
The concrete structure of the parts such as noise monitoring in the present invention, temperature information collection, alarm unit can use existing skill
Existing structure in art, does not repeats them here.
The narration made for presently preferred embodiments of the present invention above is the purpose for illustrating, and is not intended to limit present invention essence
Really for disclosed form, learn and make an amendment or change to be possible based on above teaching or from embodiments of the invention
, embodiment is for explaining orally the principle of the present invention and allowing those skilled in the art utilize the present invention to exist with various embodiments
Actual application is upper and selects and narration, and the technological thought attempt of the present invention is determined by claim and equalization thereof.