CN206074279U - Ballast water for ship filter capability experimental provision - Google Patents
Ballast water for ship filter capability experimental provision Download PDFInfo
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- CN206074279U CN206074279U CN201621003992.4U CN201621003992U CN206074279U CN 206074279 U CN206074279 U CN 206074279U CN 201621003992 U CN201621003992 U CN 201621003992U CN 206074279 U CN206074279 U CN 206074279U
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Abstract
This utility model is related to a kind of ballast water for ship filter capability experimental provision, including：Circulation unit, isomate access unit, three part of distributed intelligence TT＆C system.Isomate access unit of the present utility model is by way of improving filter insert experiment device, with fresh water, sea water or other water for industrial uses as fluid media (medium), with impurity inside plankton, particle, organic carbon particle simulation engineering-environment, can by the engineerings such as ballast water for ship, marine drilling platform, desalinization, nuclear power plant's water process, sewage disposal with it is automatic anti-cleaning filter access device carry out performance test, and aqueous medium circulating form is consistent with actual industrial flow model, test result can reflect live practical application situation to a certain extent.The foundation of this utility model device, is capable of achieving to the test of anti-cleaning filter capability automatically both at home and abroad, is research and development big flow, low pressure loss, highly reliable filter, and good basis is laid in anti-cleaning filter production domesticization automatically for propulsion.
Description
Technical field
The present invention relates to water medium filtering separation technology field, and in particular to a kind of ballast water for ship filter capability experiment
Device.
Background technology
The current country, conventional filter and sand filtration apparatus are in industry coolings such as municipal water supply, iron and steel, petrochemical industry, metallurgy, power plant
The problem of the big flow filtration water occasion such as recirculated water, sewage disposal is highlighted, such as easily blocking, cleaning operation inconvenience, flow is little leads
When causing to constitute large-scale filter station, hardware configuration cost is the features such as increase, high for some salinity, that turbidity is big, granule is big is special
The process general effect of water quality is not good.In terms of international ocean ship, for the exotic for effectively preventing ballast water for ship from causing
Invasion is planted, International Maritime Organization (IMO) passed through in 2004《Management of Ships ' Ballast Water and sediment monitoring and management contract》.
According to the requirement of IMO pacts, the new ship in part built for 2009 should meet D-2 requirements, all answer to all foreign-going ships in 2017
Meet D-2 requirements.Automatically anti-cleaning filter is due to tube road pressure duty, with working continuously, without the need for manually operation, energy consumption
The technical advantages such as low, the occupation of land little, life-span length in face are obtained rapidly extensively to be applied.But the security reliability of filtration system is followed to industry
Ring water system, ship's navigation etc. have critically important impact, and its performance test is imperative, and domestic experimental provision often takes perseverance at present
Fast pump excessively stream, adjust with reference to Valve controlling and flow maintain pipe pressure, on the one hand frequently adjusting aggravates the mechanical wear of valve,
Plant maintenance workload and equipment investment increase；Another aspect control accuracy is poor and causes substantial amounts of waste of energy.Additionally, water pump
The direct power frequency of motor starts the water hammer effect brought with braking, also has destructive influences to pipe network, valve etc..This mode
Manipulation complex work efficiency is low, lacks the efficient data collection and analysis management system of precise and safety and supports that anti-corrosion protection deficiency is made
It is low into recycling rate of waterused；Based on the Simulation Analysis of fluid, the mathematical modeling complex calculation cycle is long, ideal conditionss and actual work
The product data that the overall situation of condition is measured also have many diversityes；Though self-cleaning filter product principle is identical, specification pattern
Various, this just brings substantial amounts of pipeline repacking work to access, so that test experiments are inconvenient, the energy consumption such as water power is higher, Jing
Ji benefit is low.
The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of ballast water for ship filter capability experimental provision, the device
The TT＆C requirement of the exfactory inspection of anti-cleaning filter and type inspection automatically, and safety, energy-conservation, high working efficiency can be met.
The technical solution adopted in the present invention is：Ballast water for ship filter capability experimental provision, the experimental provision bag
Include circulation unit, three part of isomate access unit and distributed intelligence TT＆C system；
The circulation unit includes supply and drain water system, cyclic water tank, first manual valve, water pump, regulating valve and side
Port valve, supply and drain water system include water injection valve and the drain valve being connected with cyclic water tank respectively, the outlet and water pump of cyclic water tank
Connection, first manual valve are arranged on the pipeline between water pump and cyclic water tank, and the water inlet end of water pump and water side are respectively equipped with
Second pressure sensor and the 3rd pressure transducer, the water side of water pump are divided into two branch roads by pipeline, wherein a branch road
It is back in cyclic water tank, bypass valve is arranged on the branch road, a branch road is connected to isomate access unit in addition；
The isomate access unit includes the second hand-operated valve, reducer union, tested filter, the 3rd hand-operated valve and pressure
Force regulating valve, the second hand-operated valve are arranged on the branch road of water pump, and reducer union is arranged on the second hand-operated valve downstream, tested filter
Water inlet end be connected to reducer union, the water side of tested filter is back to cyclic water tank by pipeline, on the pipeline successively
The pipeline being provided between the 3rd hand-operated valve and pressure-regulating valve, and the 3rd hand-operated valve and pressure-regulating valve is provided with the 4th pressure biography
Sensor, the port of export of pressure-regulating valve are provided with second flow instrument；
The distributed intelligence TT＆C system include monitoring water environment system, the frequency conversion control system for controlling water pump,
Differential pressure pickup, system control cabinet, central control station, data acquisition and analysis system, experimental data management system, database service
Device, field bus communication system, the network printer；Monitoring water environment system includes tank gage, the water being arranged on cyclic water tank
Temperature sensor and first pressure sensor, frequency conversion control system include pump variable frequency device, PID controller and Fuzzy Controller；Institute
Fuzzy Controller is stated according to the error and error change trend between user's setting flow and first flow instrument, to PID control
The control parameter of device carries out on-line tuning, and adjusting converter, water pump changes stability of flow；The differential pressure pickup is connected in parallel on
The high-low pressure mouth both sides of the differential pressure controller of tested filter, for measuring pressure drop inside and outside filter element.
As a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, the supply and drain water system
Drain valve end be also associated with micro-filter.
Used as a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, the cyclic water tank is
Cylinder enclosed formula, the water outlet that cyclic water tank is connected with water pump are provided with trash rack, be additionally provided with electrolysis anti-soil and prevent in cyclic water tank
Rotten device.
As a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, the circulation
Pipe design pressure≤the 1.6Mpa of unit.
As a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, in the cyclic water tank
It is additionally provided with agitator.
Used as a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, the isomate connects
Entering unit also includes flexible coupling, and flexible coupling is arranged on reducer union upstream.
As a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, the tested filter
The blowoff valve of bottom is communicated to cyclic water tank, and the port of export of blowoff valve is connected with the 3rd flow instrument.
As a kind of further optimization of ballast water for ship filter capability experimental provision of the invention, the distributed intelligence
TT＆C system also includes the infrared temperature measurement system and acoustic meter of the performance parameter for measurement demarcation filter.
Compared with prior art, the present invention at least tool has the advantage that and beneficial effect：
The ballast water for ship filter capability experimental provision that the present invention is provided takes water pump soft start be reduced or eliminated
Water hammer effect, can reduce impact, increase the safety of system operation, extend the system operation life-span, economical and energy saving, safety and environmental protection effect
Preferably, compatible many pattern isomery filter products such as horizontal, vertical access the extensive work for avoiding pipeline from reequiping to fruit, acquisition channel
Autgmentability, signal compatibility are good, support the multiple kinds such as RS232/485, fieldbus, EPA, the Internet,
Can meet《Liquid filter for filtration current techique specification》、《Water for industrial use automatic backwashing filter》、《Ballast Management
System ratifies directive/guide》The test requirements document of the standards such as G8 directive/guides, and flow velocity is tested 20 ~ 1000When, a whole set of experiment dress
Put normal operation.The present invention is based on PLC, industrial configuration Motor, highly integrated automatic data collection analysis system
System, drastically increases work efficiency, alleviates laboratory technician's workload, have long-range, manual, automatic multiple-working mode, grasps
Control is more convenient, and ambient adaptability, reliability and stability are high.
Description of the drawings
Fig. 1 is water medium filtering device performance test intelligent measurement and control platform technology schematic flow sheet；
Fig. 2 is TT＆C system major function exploded view；
Fig. 3 is vertical filter access way schematic diagram；
Fig. 4 is horizontal filter access way schematic diagram；
Fig. 5 quickly accesses schematic diagram for vertical filter；
Fig. 6 quickly accesses schematic diagram for horizontal filter；
Fig. 7 is 90 ° of arc piping schematics of threeway；
Fig. 8 is quick coupling structure schematic diagram；
Reference：1st, agitator, 2, first pressure sensor, 3, cooling-water temperature sensor, 4, cyclic water tank, 5, tank gage,
6th, first manual valve, 7, second pressure sensor, 8, water pump, the 9, the 3rd pressure transducer, 10, first flow instrument, 11, adjust
Valve, the 12, second hand-operated valve, 13, reducer union, 14, tested filter, the 15, the 3rd hand-operated valve, the 16, the 4th pressure transducer,
17th, pressure-regulating valve, 18, second flow instrument, 19, differential pressure pickup, the 20, the 3rd flow instrument, 21, water injection valve, 22, drain valve,
23rd, micro-filter, 24, bypass valve, 25, acoustic meter, 26, database server, 27, data acquisition and analysis system, 28, central authorities' control
System station, 29, network printing center, 30, system control cabinet, 31, snap joint mother's mouth, 32, rubber sheet gasket, 33, snap joint it is public
Mouthful.
Specific embodiment
To become apparent present disclosure, below in conjunction with specific embodiment, describe the present invention.
As illustrated, ballast water for ship filter capability experimental provision, the experimental provision include circulation unit,
Three part of isomate access unit and distributed intelligence TT＆C system；
The circulation unit includes supply and drain water system, cyclic water tank 4, first manual valve 6, water pump 8, regulating valve 11
With bypass valve 24, supply and drain water system includes the water injection valve 21 being connected with cyclic water tank 4 respectively and drain valve 22, supply and drain water system
22 end of drain valve is also associated with micro-filter 23, and the outlet of cyclic water tank 4 is connected with water pump 8, and first manual valve 6 is arranged on
On pipeline between water pump 8 and cyclic water tank 4, the water inlet end of water pump 8 and water side are respectively equipped with second pressure sensor 7 and
Three pressure transducers 9, the water side of water pump 8 are divided into two branch roads by pipeline, wherein a branch road is back to cyclic water tank 4
Interior, bypass valve 24 is arranged on the branch road, and a branch road is connected to isomate access unit in addition；
The isomate access unit includes that the second hand-operated valve 12, reducer union 13, tested filter the 14, the 3rd are manual
Valve 15 and pressure-regulating valve 17, the second hand-operated valve 12 are arranged on the branch road of water pump 8, and reducer union 13 is arranged on the second hand-operated valve
12 downstreams, reducer union are used for the bore difference of the entery and delivery port flange for solving different product model；Tested filter 14 enters
Water end (W.E.) is connected to reducer union 13, and the water side of tested filter 14 is back to cyclic water tank 4 by pipeline, on the pipeline successively
The pipeline being provided between the 3rd hand-operated valve 15 and pressure-regulating valve 17, and the 3rd hand-operated valve 15 and pressure-regulating valve 17 is provided with
Four pressure transducers 16, the port of export of pressure-regulating valve 17 are provided with second flow instrument 18, the blowoff valve of 14 bottom of tested filter
Cyclic water tank 4 is communicated to, the port of export of blowoff valve is connected with the 3rd flow instrument 20；
The distributed intelligence TT＆C system include monitoring water environment system, the frequency conversion control system for controlling water pump 8,
Differential pressure pickup 19, system control cabinet 30, central control station 28, data acquisition and analysis system 27, experimental data management system, number
According to storehouse server 26, field bus communication system, network printing center 29；Monitoring water environment system includes being arranged on cyclic water tank
Tank gage 5, cooling-water temperature sensor 3 and first pressure sensor 2 on 4, frequency conversion control system include 8 converter of water pump, PID control
Device and Fuzzy Controller；The Fuzzy Controller sets the error and error between flow and first flow instrument 10 according to user
Variation tendency, carries out on-line tuning to the control parameter of PID controller, and adjusting converter, water pump 8 changes stability of flow；
The differential pressure pickup 19 is connected in parallel on the high-low pressure mouth both sides of the differential pressure controller of tested filter 14, for measuring inside and outside filter element
Pressure drop.The distributed intelligence TT＆C system is also included for measuring the infrared temperature measurement system of the performance parameter for demarcating filter and making an uproar
Sound instrument 25.
The working media be fresh water, sea water or other water for industrial uses, 5 ~ 70 DEG C of water temperature, according to particulate matter characteristic metering plus
Enter the optional mass ratio of mode or volume ratio, test ship ballast water management system self-cleaning filter should foundation when being《Ballast
Water management system ratifies directive/guide》The indices of the requirement of experiment recycling water formulation of G8 directive/guides, the such as salinity of water, plankton,
Organic carbon granule etc..
The tested filter is anti-cleaning filter automatically, is built with metal mesh type in industrial container vessels not under pressure
Filter element, filters to the impurity in industry, marine water, so that the equipment for filtering water that aqueous are purified.Its mounting means
Have vertical and horizontal, built-in filter element pattern quantity has folding with non-collapsible and single and multi-core type, wherein mesh grid filter element filtering
Thick, smart two grades of filter elements are provided with device, it is anti-to have suction nozzle and spin rinse arm-type when cleaning, can be with timing rotation, continuously rotate or sweep
Formula rotation is retouched, and need not be provided separately using the pressure differential formed inside and outside filter element that energy is just sustainable to carry out filtration work.Its skill
Art is characterized as 0.1 ~ 1.6Mpa of operating pressure, initial differential pressure≤0.015Mpa, backwash 0.03 ~ 0.05Mpa of pressure reduction, filtering accuracy >=
10μm。
The performance test carried out by the present invention is the dominant term in exfactory inspection and type inspection, specifically includes automatically anti-
Cleaning filter filter effect, pressure drop-discharge characteristic, backwash flow, blowdown flow rate, rotate test, action sensitivity, averagely without reason
Barrier continuous operating time, not including the water pressure test, does noise experiment, wherein flow measuring and controlling scope with noise-measuring instrument and adnexa
It is 20 ~ 1000, when being tested from the filter of 25 μm ~ 1mm of filter element filtering precision, in experimental liquid, oil content should not
More than 5mg/L.
The present invention sets altogether, i.e. the first collection point P1, the second collection point P2, the 3rd collection point P3；
First collection point P1 is sampled, and realizes sampling the experiment liquid turbidity in cyclic water tank；Sample in the second collection point P2, realize real
Test and experiment liquid in cyclic water tank, the experiment liquid sampling after purification are contrasted before liquid inflow filter；Sample in the 3rd collection point P3, it is real
Reality contrasts non-purified front experiment liquid sampling after testing liquid outflow filter；Sample cup for liquid be the open cup of cylinder plastic, transparent, cup
Body indicates containing mark sequence number, and plastic end cover center connection conduction hose, the flexible buckle in end cap both sides are coordinated with cup body and be connected.
The cyclic water tank 4 is cylinder enclosed formula, and the water outlet that cyclic water tank 4 is connected with water pump 8 is provided with trash rack, follows
Electrolysis anti-soil anti-corrosive apparatus are additionally provided with ring water tank 4, cyclic water tank inner surface carries out preservative treatment using bituminous epoxy paint, circulation
Agitator 1 is additionally provided with water tank 4.Pipe design pressure≤the 1.6Mpa of the circulation unit.The water pump is vertical
Piping Centrifugal Pumps, takes frequency conversion control system to control.
The isomate access unit also includes flexible coupling, and flexible coupling is arranged on 13 upstream of reducer union, flexible
Joint is used to compensate axial, radial direction the displacement deviator between flexible duct and reducer union, while inhale beneficial to vibration damping making an uproar, and coordinates
One section of flexible duct of leading portion connection makes that isomery filter model machine is vertical, horizontal border is accessed.The isomate access unit exists
When accessing vertical filter, as shown in figure 3, being sequentially connected the second hand-operated valve, flexible duct, flexible coupling band lap joint flange, change
Drive connector, tested filter, and fixed on the ground with bracing frame, if selecting when tested filter is isomery bore corresponding
Reducer union clip secure seal, i.e., when α=0 °, fixed length pipeline L just can be connect around X2 axles anglec of rotation arcsin β=h2-h1
Enter vertical filter.When accessing horizontal filter, as shown in figure 4, only need will to be converted into L-shaped by flexible duct bending radius making opening hang down
Straight other connect with the pipeline of vertical filter upwards, i.e., when α=90 °, fixed length pipeline L just may be used around 90 degree of the Y1 axles anglec of rotation
Access horizontal filter.
The isomate access unit include electrodynamic valve, snap joint, flexible coupling band lap joint flange, reducer union,
Bolt card is blue, tested filter contains drive motor, blowoff valve, and the electrodynamic valve in the Z1 and X1 directions is connected with upstream,
When accessing vertical, horizontal different filters, two to interlocking；The snap joint, flexible coupling, reducer union, bolt card are blue, tested
Filter water inlet is sequentially connected；Wherein, by inserting mode, the snap joint point male and female mouth, realizes that pipeline quickly connects；
The flexible coupling is used to compensate axial, radial direction the displacement deviator between pipeline and reducer union, while inhale beneficial to vibration damping make an uproar, and
Isomery filter model machine is vertical, horizontal convenient access to coordinate snap joint to make, and the reducer union is used to solve different product model
Entery and delivery port flange bore and upstream difference, save the work of pipeline repacking；The bolt card is blue to be used for reducing
The convenient sealing of the entery and delivery port of joint and filter, flange dismounting.
Field bus communication system includes fieldbus, gateway, EPA, fieldbus by field data pressure,
Pressure reduction, temperature, flow, I/O signals, equipment operation condition etc. are transmitted to PLC, and PLC becomes further through fieldbus regulation and control
Frequently, the equipment such as valve, Motor drive, so as to form the communication network of the field control level of closed loop control；The central control station,
Data acquisition and analysis system, experimental data management system, database server, network printing center etc. are formed based on industrial ether
The communication network of the course controlling and managing level of net, by the gateway communication interface in system control cabinet and field control level group of networks
Into field bus communication system, the intelligent acquisition analysis to experimental data, the generation of form curve, oneself in experimentation are realized
Dynamicization is managed.
The distributed network TT＆C system is developed based on PLC, configuration control, is collected observing and controlling, is analyzed, manages in one
The Comprehensive Experiment management system of body.Wherein data acquisition and analysis system and central control station are the cores of whole TT＆C system.In
Centre control station adopts C/S service modes with PLC, realizes experimentation automatization.I.e. by human-computer interaction interface work order
Central control station is sent into the parameter needed for test, central control station is interacted with PLC main control units to sensor, each quasi-driver
Realize data acquisition, adjust the functions such as control, facing sensing device signal (flow, pressure reduction, pressure, temperature, liquid when its process is input into
Position) and the signal such as switching value, its output control actuator (converter, water pump, electrodynamic valve, solenoid directional control valve, motor etc.) is real
Show automatically controlling for experimentation;Based on the self adjusting PID control method of fuzzy reasoning, PID control is effectively overcome in non-thread
Property, time-varying, large time delay complication system when regulating and controlling parameter tuning it is especially difficult and fuzzy control is not difficult with integral element completely
The intrinsic deficiency of steady-state error is eliminated, pipeline flow, filter pressure, filter element pressure reduction and high water tank is compared with setting value,
With reference to fuzzy algorithmic approach and Fuzzy Controller, by digital output module output signal control converter, pressure-regulating valve, plumbing
System, realizes the closed loop control of flow, pressure and liquid level.
Data collecting system working flow on the one hand to tested filter, pressure, pressure reduction, noise, spare and accessory parts temperature rise
And the on-off model such as motor, valve is acquired the raw data base for being stored in database server, provides for performance evaluation
Data Source；On the other hand pipeline flow to circulation, pressure, flow velocity, temperature, liquid level and water pump, motor, valve
The system database to form database server is acquired Deng on-off model, automatization provides support for experimentation.Number
According to data management system by accessing database server, category filter is carried out to its raw data base, invalid data is removed, and
Data pre-processing is carried out, summation, maximum, minima, meansigma methodss, variance and unit conversion, backup management etc. is specifically included；
Data analysis system carries out Data Post on the basis of the above-described procedure, specifically includes
The flow of device, pressure, pressure reduction, noise, the time dependent real-time curve of temperature rise, history curve, real time data form, history number
According to form, for showing, inquiring about, classification is extracted, is printed, delete benefit etc., by being fitted to pressure drop-rating curve, is calculated
Go out the hydraulic loss empirical equation of filter；Filter cleaning effect, function and the reliability of filter after water sample analysis, are evaluated, is demarcated
The optimum technology parameters such as the metered flow of filter, cleaning pressure reduction, blowing time, blowdown flow rate, it is real with the storage output of Office forms
Test test report.
The ballast water for ship filter capability experimental provision that the present invention is provided, in test with fresh water, sea water or other works
Industry water is fluid media (medium), with impurity inside plankton, particle, organic carbon particle simulation engineering-environment.Experimental provision
Operated under following operating modes：Range of flow is 20 ~ 1000, operating pressure is 0 ~ 0.6MPa, and operation temperature is 5 ~ 40
DEG C, operational humidity 30 ~ 80%, 25 μm ~ 1mm of filter element filtering precision, in experimental liquid, oil content should be not more than 5mg/L.Using described
Experimental provision can carry out 1 pressure drop-discharge characteristic, 2 functions and reliability, 3 noise experiments, 4 filtration effects successively to aqueous medium filter
Really.Concrete operation step is as described below：
1 pressure drop-discharge characteristic test：
Pressure drop-discharge characteristic is also referred to as conveyance capacity test, i.e., under a certain filtering accuracy, the filter pressure of different model
The characteristic test that drop changes with the change of flow.When purpose is checking filter normal work, whether maximum functional flow reaches
To design requirement and Max pressure loss, the functional relationship that filter cleans pressure drop-changes in flow rate is determined, demarcate the initial of filter
Pressure reduction answers≤15 kPa.
1) water injection valve 21 is opened to water tank injected clear water, during to designated water level, the supply and drain water system of control centre sends pass
Instruction is closed, water injection valve 21 is automatically switched off；Filter is accessed into heterogeneous system by mounting means, so as to be assembled into assay device, from
The high and low pressure pressure tap parallel connection differential pressure pickup of the differential pressure controller of filter, opens filter inlet upstream, cuts out other
Logical loop, makes experimental liquid by air in tested filter emptying housing.
2) the test work such as the design discharge value of man machine interface input filter of the laboratory technician by control centre, flow gear number
Skill parameter；Start variable frequency pump, the PID controller of control centre combines FUZZY ALGORITHMS FOR CONTROL storehouse regulation and control water pump, the aperture of valve, makes
Flow instrument is first stable in 0. 2 times of design discharges, and its undulated control is ± 0.5%.
3) and then test flow is made to be gradually increased to 1. 2 times of filter design discharge, therebetween by suitable equal increasing
Measurement often adjusts one grade of flow not less than 10 flow gears, all should be after instrument numerical stability by data acquisition and analysis system
Automatically record each flow to keep off corresponding filter pressure drop and be stored in experimental data base；From 1. 2 times of filter design discharge gradually
0. 2 times are reduced to, aforementioned operation are repeated with flow of the equal decrement not less than 10 points.
4) by step 3) be repeated once test, to step 3) and 4) in record flow, pressure drop data process, make even
Average.Data acquisition and analysis system generates pressure drop-stream by carrying out curve fitting to the discrete data in these experimental data bases
Rating curve, the hydraulic loss empirical equation for fitting filter；Data acquisition and analysis system is by analyzing filter change in pressure drop
Rate, and the filter element pressure-bearing value of bonded products data base, extrapolate the optimum working flow of filter.
2 functions and reliability testing：
On the basis of pressure drop-Flow characteristic test, function and reliability test are carried out to tested filter, to measure filter
The manual of device, pressure reduction, timing, remote control cleaning function whether effectively, signal output whether accurately, motor or other drivings, valve,
The technical parameter such as the rotating mechanism temperature rise situation such as bearing and filter equipment Mean continuous operating time.
1) experiment of rotation is after in pressure drop-Flow characteristic test, step 4 is finished, the rotation to being provided with tested filter
Mechanism should carry out load and rotate test.Under declared working condition, rotate each rotatable parts and be no less than 3 times, check each rotatable parts
Whether operating is flexible, if having the unusual conditions such as jam, abnormal noise, special odor.
2) functional experiment sets self-cleaning program after experiment of rotation step 1 is checked and finished, with the carrying out filtered, point
Not Cao Zuo the manual of filter, pressure reduction, timing, far control cleaning function, when pressure reduction functional mode is tested, pressure drop rise inside and outside filter element
During to setting value, the differential pressure controller on filter body should be triggered, and send signal enabling motor rotation, while blowoff valve should be
When open；After setting scavenging period time delay terminates, motor shuts down, while blowoff valve should be cut out immediately, pressure drop is fallen after rise to first
Beginning pressure drop waits next round circulation.Every kind of control model is tested three times, and TT＆C system records filter mode of operation, pressure reduction automatically
Whether the feedback loop output signals such as value, blowdown flow rate etc., the susceptiveness of differential pressure controller, motor start and stop and blowoff valve open/close states are accurate
Really.
3) reliability testing experiment if the mode of operation of filter is the double cleaning models of pressure reduction timing, is opened under declared working condition
Dynamic infrared thermal imagery system, is examined online to temperature rises such as the motor on filter body, reductor, valve, bearing, electrical systems
Survey, continuous operating time is no less than 50 hours, 1 time/h of the imaging acquisition frequency, if filter breaks down and cannot during this period
Automatically recover, TT＆C system will immediately shut off filter and open bypass circulation, and sound and light alarm alarm occurs, by fault alarm thing
Part and imaging analysis calculate the Mean continuous operating time of the whole machine of filter, so as to evaluate the whole aircraft reliability of filter, and
The preventative repair and maintenance suggestion of filter equipment is given, prevents the Water treatment filtration that filter is applied to the special industries such as nuclear power, ship from separating
When, heavy losses are caused because filter equipment failure causes to shut down.
3 filter running noises are tested：
On the basis of failtests step 3, noise fest is synchronously carried out by the regulation of 10894 annex E of GB/T.Survey
It is that 1m chooses that the horizontal range of the immediate major surfaces of filter is pressed in point selection:When filter height is (with support bottom or support
Count at bottom) less than 1m.Measurement height is chosen by 1m, and water strainer is highly higher than 1m, measurement height is chosen by 1.5m.The above-mentioned step of repetition
Suddenly twice, recording filter running noises acoustic power level data are processed, and are averaged.
4 filter effects are tested：
After pressure drop-Flow characteristic experiment is finished, filter effect test should be carried out to tested filter, to measure filter
Filter cleaning effect is total suspended solid TSS, organic matter, the clearance of turbidity NTU, when demarcating cleaning pressure reduction, the blowdown of filter
Between, the optimum technology parameter such as blowdown flow rate
1) add a certain amount of zooplankton, plant, particle, organic carbon granule to simulate to the raw water of cyclic water tank
Impurity inside engineering-environment, control centre start agitator and will test liquid mix homogeneously, and water environment parameter system will test liquid
The information such as water level, temperature, pressure, dirt degree pass to data acquisition and analysis system.
2) valve is opened, closes bypass, supply and drain water system, filter blowoff valve, man-machine boundary of the laboratory technician by control centre
The various process parameters such as the flow of face input filter, pressure, cleaning pressure reduction, cleaning frequency, scavenging period, arrange experimental provision
Automatic operation mode；The flow PID controller of control centre constantly regulates and controls variable frequency pump with reference to FUZZY ALGORITHMS FOR CONTROL and filter enters
Mouth valve, makes 11 stability of flow of filter inlet flow instrument；Pressure transducer 15 is by filter pressure feedback to control centre, control centre
Pressure PID controller constantly regulate and control pressure-regulating valve 17 with reference to FUZZY ALGORITHMS FOR CONTROL, it is ensured that filter operating pressure is stable.Control
Centrally through the mode of timing, be consecutively detected 3 cycle periods of filter time it is equal when, then decision-making system is stably reached
The process conditions of setting, and log-on data acquisition analysis system, start formal test.
3) in filter filter process, water to be filtered enters filter chamber by inlet flange, having more than aperture of filter screen
Machine and inorganic particulate can be retained by filter element, and the clear water after filtration is by filter screen through filter outlets and export pipeline stream to recirculated water
Case；As the goods and materials that filter element is retained are on the increase, filter element inside and outside differential pressure is also constantly raised when setting pressure difference is reached, pressure reduction control
Device processed promptly sends signal, and filter carries out self-cleaning work
In filter cleaning process, the motor on filter drives sewage suction device motion, while opening blowoff valve.In filter element
The pressure drop that portion produces can flow through the water reverse flow of filter element and arrive, so as to the organic and inorganic particle retained in filter element is flushed out filter
Device, sewage Jing blowoff valves and flow instrument enter cyclic water tank, and after scavenging period countdown terminates, control centre can send rapidly electricity
The signal that machine shuts down with electromagnetism blowoff valve.
Each sensor is by filter intake-outlet flow, pressure, filter element inside and outside differential pressure, temperature, blowdown flow rate and filter equipment, pipe
The information such as reason system operation situation pass to control centre；Data acquisition and analysis system first passes through the synchronous high-speed to sensor signal
Sampling, filtering noise reduction, isolation amplifications, the initial data such as large-scale data operational analysis carry out pretreatment, regenerate real time data,
Historical data, real-time curve, history curve and data analytical statement, for the management such as display and printing and DB Backup.
4) within the filtration cleaning frequency of filter, it is sampled from 3 sampled points P1, P2, P3 to testing liquid, each cycle
Interior sampling number of times is no less than 5 times, and sampling amount is respectively 1 liter, and sampling bottle is numbered in order takes, stores classifiedly；Adopt first
The P1 samplings of collection point, realize sampling the experiment liquid turbidity in cyclic water tank；Sample in the second collection point P2, realize experiment liquid stream
Enter to contrast before filter experiment liquid in cyclic water tank, the experiment liquid sampling after purification；Sample in the 3rd collection point P3, realize experiment
Non-purified front experiment liquid sampling is contrasted after liquid outflow filter.
5) to step 3) and 4) it is repeated once test, the sample obtained at three is carried out into turbidity NTU, total suspended solid
The phytoplankton of TSS, organic matter less than filtering accuracy and the zooplankton detection more than filtering accuracy, then calculate clearance.
Above-mentioned embodiment is the present invention preferably embodiment, but embodiments of the present invention do not receive above-described embodiment
Restriction, it is other it is any without departing from spirit of the invention and the change, modification, replacement made under principle, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (8)
1. ballast water for ship filter capability experimental provision, it is characterised in that the experimental provision include circulation unit,
Three part of isomate access unit and distributed intelligence TT＆C system；
The circulation unit includes supply and drain water system, cyclic water tank（4）, first manual valve（6）, water pump（8）, regulating valve
（11）And bypass valve（24）, supply and drain water system include respectively with cyclic water tank（4）The water injection valve of connection（21）And drain valve（22）,
Cyclic water tank（4）Outlet and water pump（8）Connection, first manual valve（6）It is arranged on water pump（8）With cyclic water tank（4）Between
Pipeline on, water pump（8）Water inlet end and water side be respectively equipped with second pressure sensor（7）With the 3rd pressure transducer（9）,
Water pump（8）Water side two branch roads are divided into by pipeline, wherein a branch road is back to cyclic water tank（4）It is interior, bypass valve
（24）It is arranged on the branch road, a branch road is connected to isomate access unit in addition；
The isomate access unit includes the second hand-operated valve（12）, reducer union（13）, tested filter（14）, the 3rd handss
Dynamic valve（15）And pressure-regulating valve（17）, the second hand-operated valve（12）It is arranged on water pump（8）Branch road on, reducer union（13）Arrange
In the second hand-operated valve（12）Downstream, tested filter（14）Water inlet end be connected to reducer union（13）, tested filter（14）
Water side cyclic water tank is back to by pipeline（4）, on the pipeline, it is sequentially provided with the 3rd hand-operated valve（15）And pressure-regulating valve
（17）, and the 3rd hand-operated valve（15）And pressure-regulating valve（17）Between pipeline be provided with the 4th pressure transducer（16）, pressure
Regulating valve（17）The port of export be provided with second flow instrument（18）；
The distributed intelligence TT＆C system includes monitoring water environment system, for controlling water pump（8）Frequency conversion control system, pressure
Gap sensor（19）, system control cabinet（30）, central control station（28）, data acquisition and analysis system（27）, experimental data management
System, database server（26）, field bus communication system, network printing center（29）；Monitoring water environment system includes setting
Put in cyclic water tank（4）On tank gage（5）, cooling-water temperature sensor（3）With first pressure sensor（2）, frequency conversion control system bag
Include water pump（8）Converter, PID controller and Fuzzy Controller；The Fuzzy Controller according to user set flow with it is first-class
Amount instrument（10）Between error and error change trend, on-line tuning is carried out to the control parameter of PID controller, and adjusts change
Frequency device, water pump（8）Change stability of flow；The differential pressure pickup（19）It is connected in parallel on tested filter（14）Differential pressure controller
High-low pressure mouth both sides, for measuring pressure drop inside and outside filter element.
2. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the supply and drain water system
Drain valve（22）End is also associated with micro-filter（23）.
3. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the cyclic water tank
（4）For cylinder enclosed formula, cyclic water tank（4）With water pump（8）The water outlet of connection is provided with trash rack, cyclic water tank（4）It is interior to go back
It is provided with electrolysis anti-soil anti-corrosive apparatus.
4. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the circulation
Pipe design pressure≤the 1.6Mpa of unit.
5. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the cyclic water tank
（4）Agitator is additionally provided with inside（1）.
6. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the isomate connects
Entering unit also includes flexible coupling, and flexible coupling is arranged on reducer union（13）Upstream.
7. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the tested filter
（14）The blowoff valve of bottom is communicated to cyclic water tank（4）, the port of export of blowoff valve is connected with the 3rd flow instrument（20）.
8. ballast water for ship filter capability experimental provision as claimed in claim 1, it is characterised in that the distributed intelligence
TT＆C system also includes the infrared temperature measurement system and acoustic meter of the performance parameter for measurement demarcation filter（25）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621003992.4U CN206074279U (en) | 2016-08-31 | 2016-08-31 | Ballast water for ship filter capability experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621003992.4U CN206074279U (en) | 2016-08-31 | 2016-08-31 | Ballast water for ship filter capability experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206074279U true CN206074279U (en) | 2017-04-05 |
Family
ID=58435635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621003992.4U Withdrawn - After Issue CN206074279U (en) | 2016-08-31 | 2016-08-31 | Ballast water for ship filter capability experimental provision |
Country Status (1)
| Country | Link |
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| CN (1) | CN206074279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370445A (en) * | 2016-08-31 | 2017-02-01 | 洛阳双瑞金属复合材料有限公司 | Ship ballast water filter performance experiment device |
-
2016
- 2016-08-31 CN CN201621003992.4U patent/CN206074279U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370445A (en) * | 2016-08-31 | 2017-02-01 | 洛阳双瑞金属复合材料有限公司 | Ship ballast water filter performance experiment device |
| CN106370445B (en) * | 2016-08-31 | 2018-09-18 | 洛阳双瑞金属复合材料有限公司 | Ballast water for ship filter capability experimental provision |
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