CN105545765B - Performance test device under swing condition of marine pump - Google Patents
Performance test device under swing condition of marine pump Download PDFInfo
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- CN105545765B CN105545765B CN201610029493.0A CN201610029493A CN105545765B CN 105545765 B CN105545765 B CN 105545765B CN 201610029493 A CN201610029493 A CN 201610029493A CN 105545765 B CN105545765 B CN 105545765B
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- marine pump
- hole
- import
- tilter
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Abstract
The invention belongs to the field of fluid mechanical experiments, and relates to a performance test device under a swing condition of a marine pump. The performance test device mainly comprises a swing table, the marine pump, a hydrophone, a pressure sensor, an acceleration sensor, a data acquisition instrument and a variable-frequency control cabinet, wherein the swing table comprises a swing frame, a drive motor, a speed reducer, a fly wheel, a bracket, a supporting plate, a positioning scale plate and a swing table base; the marine pump is fixed to the swing table through a foot bolt; the swing table is fixed to a cement base; and the variable-frequency control cabinet is utilized to control the drive motor, so that the swing table can be driven to operate. The performance test device can carry out external characteristic, vibration, noise and pressure pulse test under multiple working conditions, multiple angles of inclination and multiple swing periods and amplitudes of the marine pump. The performance test device is simple in structure, is convenient to mount, is wide in scope of application, is easy to operate, and is relatively high in precision, can carry out synchronous test for external characteristics, vibrations, noises and pressure pulse signals, so that effective means are provided for carrying out performance test under the inclination and swing conditions of the marine pump.
Description
Technical field
The present invention relates to fluid machinery experiment field, refers in particular to the external characteristics for marine pump inclination and under swinging condition, shakes
Dynamic, noise and the assay device of pressure fluctuation research.
Background technology
Ship sway refers to the periodicity angular displacement campaign that naval vessel is made around axis.Naval vessel is buoyancy body waterborne no matter
When navigating by water or berthing, all can wave and incline as stormy waves is produced.
Under ocean condition, hull can be produced in the presence of the factors such as wind, wave and waved, and in marine pump and its pipeline
Medium can produce coriolis acceleration, added force of inertia so that working medium produce cyclic fluctuation, affect flowing unsteady characteristic
Or dynamic response characteristic, while stress change when waving pump operation peculiar to vessel under environment can similarly cause hydraulic waterpower
Performance is reduced, while aggravating vibration and noise etc..Develop and with marine pump swinging test device, can in the lab by ship
Really showed with the attitude of ship sway and motion with pump, determine that marine pump is being inclined and waved in environment by test
The adaptability for using；Simultaneously sea trial is replaced with land test, greatly reduce experimentation cost, shorten the lead time.
At present, each developed country has all put into the development that substantial amounts of manpower and materials are engaged in various Swaying Test Platforms.U.S. sea
Carderock branches of water surface tactical operations center of army have developed the tilter of electro-hydraulic driving, and Japanese Toyota and Germany Benz automobiles are public
Automobile driving simulation device that department develops etc..China's tilter development is started late, but is developed rapider.Nanjing electronic technology is ground
The large-scale Swaying Test Platform of certain shipborne radar is studied carefully designed, for the testing stand that radar antenna system provides a simulation warship body；North
The universities and colleges such as science and engineering, Harbin Institute of Technology also have developed and earthquake mould put on display on Aircraft Simulator motion platform, and the World Expo of Shanghai 2010
Intend platform etc..These tilters are that the integrative test for integrating machinery, hydraulic pressure, control technology and sensor detecting sets
It is standby, although can to realize that multifreedom motion is simulated, but complex structure, cost is very high, operates with difficulty, and occur therefore
Barrier is difficult to investigate, therefore is difficult to promote the use of.
Therefore, necessary this particular type pump for marine pump proposes a kind of simple swinging test device.
For this purpose, first design one is arranged on marine pump on tilter by the tilter of bearings, by its operation of Motor drive,
Real-time monitoring is carried out to its performance using instrument, sensor, you can draw and inclining the performance change with marine pump under swinging condition
Change, to study marine pump the adaptability used in environment is being inclined and waving.The device it is machined go out material object, and operational excellence.
The patent disclosure for marine pump swinging test device is there is no at present.The present invention with naval vessel using more marine vertical from
Illustrate as a example by heart pump, the present invention also may be used on other type of pump.
The content of the invention
Present invention offer is a kind of to be inclined and the external characteristics under swinging condition, vibration, noise and pressure fluctuation for marine pump
The assay device of research.
The present invention is achieved through the following technical solutions：Performance testing device under marine pump swinging condition, including calculating
Machine, data collecting instrument, frequency-conversion control cabinet, tilter, marine pump, water tank, inlet ductwork, export pipeline, hydrophone, acceleration are passed
Sensor, pressure transducer and cement seat；
The tilter includes rocking carrier, motor, decelerator, flywheel, connecting rod, pin, support, location graduation plate, axle
Hold, gripper shoe, spring, tilter base and bolt hole；The flywheel includes Flywheel disc and pin-and-hole, and the pin-and-hole is located at Flywheel disc
At upper different radii；The rocking carrier is driven by flywheel linkage, and power is by motor via shaft coupling connection reducer
Input；Bolt hole is provided with the bottom platform of the rocking carrier, for installing fixed marine pump；The connecting rod is by pin and pin-and-hole
Be connected flywheel and rocking carrier；By the maximum pendulum angle for changing the position adjustments rocking carrier of pin-and-hole on flywheel；It is described to drive electricity
Machine and decelerator are supported and fixed on tilter base by support；The gripper shoe is arranged on rocking carrier two by bearing connection
Side, and be fixed on the tilter base；The spring is installed between rocking carrier and base, it is possible to provide under maximum pendulum angle
Restoring force simultaneously can shock absorbing；Hole is provided with the location graduation plate and is carved with angular values, can be inserted into when reaching a certain angle
Pin is positioned；The tilter base is used for supporting swinging platform and is connected with cement seat；
The marine pump includes spiral case, base, suction flange, outlet(discharge) flange and motor cable；Screw thread is opened on the spiral case
Hole, for connecting the pressure transducer, the pressure transducer connects the data collecting instrument by data wire；The spiral case
Upper that the acceleration transducer is housed, the import and export flange and the base corner respectively fill 1 acceleration transducer,
The acceleration transducer connects the data collecting instrument by data wire；Described motor cable one end connects with the marine pump
Connect, the other end is connected with the frequency-conversion control cabinet；
The water tank includes casing, intake-discharge pipe road, water out adapter, backwater hole and water tank platform；The lower box has
Two nipples, one is the water out adapter, and another connects the intake-discharge pipe road, the water out adapter and pump inlet pipe
Connection, described its joint of intake-discharge pipe road is close proximity to lower box；The backwater hole is connected with export pipeline, for it is described go out
Mouth pipeline backwater；Water tank described in the water tank platform, and keep inlet ductwork level；
The inlet ductwork includes inlet tube, inlet control valve, inlet pressure transmitter and import pressure port and joint；Institute
Inlet tube is stated including the first import pipeline section, the second import pipeline section and import corrugated flexible hose, the import corrugated flexible hose connection is described
The suction flange of marine pump；Second inlet tube is provided with the import pressure port and joint；The import pressure port and connect
Head is connected with one end of inlet pressure transmitter, the other end of the inlet pressure transmitter and the input of the data collecting instrument
End connection；
The export pipeline includes outlet, discharge control valve, electromagnetic flowmeter, outlet pressure transmitter and outlet pressure
Hole and joint；The outlet includes first outlet pipeline section, outlet corrugated flexible hose and follow-up outlet pipe section, the first outlet pipe
Section connects the marine pump outlet(discharge) flange and the outlet corrugated flexible hose；The first outlet pipeline section is provided with screwed hole, for even
Connect the hydrophone；Pressure port and joint, the outlet pressure port and joint and the outlet pressure are additionally provided with the outlet
One end connection of power transmitter, the other end of the outlet pressure transmitter is connected with the input of the data collecting instrument；Institute
The outfan for stating data collecting instrument is connected with the computer.
In such scheme, the marine pump inserts the bolt hole and the base is fixedly mounted on into described shaking by bolt
In rocker bottom platform.
In such scheme, the tilter base must cast together with the cement seat or be connected solid by foundation bolt
It is fixed.
In such scheme, the inlet tube, outlet have been intended to bracing frame and have reliably been supported fixation.
In such scheme, the import pressure port and joint are with the inlet tube on same level position.
In such scheme, the outlet pressure port and joint are arranged on the horizontal pipeline section of the outlet pipe section.
In such scheme, be also equipped with the intake-discharge pipe road it is described enter draining control valve, it is described enter draining control valve
For quick opening valve.
In such scheme, the frequency-conversion control cabinet is all to the swing for adjusting the tilter by control motor
Phase.
In such scheme, the computer is provided with the system supporting with the data collecting instrument.
Beneficial effects of the present invention：
The present invention devises special swinging test device for marine pump, can carry out many inclinations angle of marine pump multi-state
External characteristics, vibration, noise and pressure fluctuation test under spending lower and many rolling periods and amplitude；The tilter is fixed on cement
On seat, the marine pump is fixed on tilter by foundation bolt, controls motor by the frequency-conversion control cabinet controllable
The hunting period of tilter processed, the maximum of the pin-and-hole scalable tilter being connected with flywheel by the connecting rod of conversion pin insertion
Pivot angle, by controlling the control of export valve regulation flow operating mode of the marine pump can be changed, the outlet pressure transmitter,
Inlet pressure transmitter and effusion meter collection pressure data and data on flows, the hydrophone gathers flow noise sound pressure signal,
The noise acceleration and pressure transducer collection vibration and pressure fluctuation signal are sent to the data collecting instrument, the calculating
Machine collection signal obtains corresponding data, you can carries out the performance test of waving of the marine pump, or reaches in the rocking carrier
During a certain angle of inclination the hole that pin is inserted on the location graduation plate is positioned to complete the inclined test of the marine pump
Test；Present configuration is simple, easy for installation, applied widely, processing ease, high precision, and can carry out external characteristics, vibrate, make an uproar
The synchronism detection of sound and pressure fluctuation signal, is that marine pump is inclined and the external characteristics test under swinging condition and vibration, noise
Effective means are provided with pressure fluctuation experimental test, with very strong practical value.
Description of the drawings
Fig. 1 is marine pump swinging test device schematic diagram；
Fig. 2 is tilter schematic diagram shown in Fig. 1；
Fig. 3 is measuring point distribution schematic diagram shown in Fig. 1.
In figure：1 computer, 2 data collecting instruments, 3 frequency-conversion control cabinets, 4 tilters, 401 rocking carriers, 402 motors,
403 decelerators, 404 flywheels, 4041 Flywheel discs, 4042 pin-and-holes, 405 connecting rods, 406 pins, 407 supports, 408 location graduation plates, 409
Bearing, 410 gripper shoes, 411 springs, 412 tilter bases, 413 bolts hole, 5 marine pumps, 501 spiral cases, 502 bases, 503 enter
Mouth flange, 504 outlet(discharge) flanges, 505 motor cables, 6 water tanks, 601 casings, 602 water out adapters, 603 intake-discharge pipe roads, 6031 enter
Drain pipe and joint, 6032 enter draining control valve, 604 water return outlets, 605 water tank platforms, 7 inlet ductworks, 701 inlet tubes, and 7011
First import pipeline section, 7,012 second import pipeline sections, 7013 import corrugated flexible hoses, 702 inlet control valves, 703 inlet pressure pick-ups
Device, 704 import pressure ports and joint, 8 export pipelines, 801 outlets, 8011 first outlet pipeline sections, 8012 outlet corrugated flexible hoses,
8013 follow-up outlet pipe sections, 802 discharge control valves, 803 electromagnetic flowmeters, 804 outlet pressure transmitters, 805 outlet pressure ports
And joint, 9 hydrophone, 10 acceleration transducers, 11 pressure transducers, 12 cement seats.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described further：
Performance testing device under marine pump swinging condition, including computer 1, data collecting instrument 2, frequency-conversion control cabinet 3, shake
Set a table 4, marine pump 5, water tank 6, inlet ductwork 7, export pipeline 8, hydrophone 9, acceleration transducer 10, the and of pressure transducer 11
Cement seat 12.
The tilter 4 include rocking carrier 401, motor 402, decelerator 403, flywheel 404, connecting rod 405, pin 406,
Support 407, location graduation plate 408, bearing 409, gripper shoe 410, spring 411, tilter base 412 and bolt hole 413；It is described
Rocking carrier 401 is welded by 10# channel-section steels, and the motor 402 adopts slowspeed machine, for the different replaceable differences of pump
The slowspeed machine of power, rating formulaWherein, F is the marine pump under maximum angle
Horizontal component, R is vertical dimension of the marine pump center of gravity to two bearings center, and n is the motor rotating speed；It is described to subtract
Fast device 403 adopts worm type of reduction gearing；The flywheel 404 be thickness 16mm steel discs, r=2Rsin22.5 ° of its radius,
To drive the tilter amplitude of oscillation >=± 45 °；The connecting rod 405 adopts M10 lead screw, is connected by the pin 406 (diameter 10mm)
The Flywheel disc 4041 and rocking carrier 401 (at height 2/3)；It is provided with 0.25r, 0.5r and 0.75r on the Flywheel disc 4041
The pin-and-hole 4042 (diameter 12mm), the pin-and-hole 4042 that the connecting rod 405 inserted by changing pin 406 is connected with flywheel 404 is adjustable
The maximum pendulum angle of section rocking carrier 401；The gripper shoe 410 adopts the steel plate of 16mm thickness, its heightWherein L is
The rocking carrier width, to meet the demand of the maximum pendulum angle of the rocking carrier 401, is welded on the tilter base 412, and
Resistance is waved to reduce installed in the both sides of the rocking carrier 401 by the bearing 409 (bearing with spherical outside surface of aperture 25mm) connection
Power；The spring 411 adopts rustless steel compression spring, is installed on the rocking carrier 401 by central locating rod and waves with described
Between platform base 412 (at L/4 and 3L/4), to provide maximum pendulum angle under restoring force and shock absorbing；The location graduation plate
Hole is provided with 408 and angular values are carved with, the angle of inclination of angular values and rocking carrier corresponds, can when reaching a certain angle
Insertion pin positioning；The tilter base 412 is used for supporting swinging platform 4 and is connected with the cement seat 12；It is described to shake
The latus rectum of the bolt hole 413 is consistent with marine pump bolt of lower base hole in the bottom platform of rocker 401.
The marine pump 5 includes spiral case 501, base 502, suction flange 503, outlet(discharge) flange 504 and motor cable 505；
6 screwed holes are provided with the spiral case 501, for connecting pressure transducer (P1～P6), each pressure transducer passes through data wire
Connect the data collecting instrument 2；4 acceleration transducer (M are installed on the spiral case 5011～M4), the suction flange 503,
At the outlet(discharge) flange 504 and pump frame corner is respectively mounted 1 acceleration transducer (M5～M10), each acceleration transducer leads to
Cross data wire connection data collecting instrument 2；Described one end of motor cable 505 is connected with the marine pump 5, the other end and the frequency conversion
Switch board 3 connects.
The water tank 6 includes casing 601, water out adapter 602, intake-discharge pipe road 603, backwater hole 604 and water tank platform
605；The capacity of the water tank 6 will enough meet system circulation use requirement；The latus rectum of the water out adapter 602 will be with the import
The latus rectum of pipeline 7 is consistent；Close proximity to lower box, the intake-discharge pipe road 603 is threaded connection on the intake-discharge pipe road 603
Enter draining control valve 6032 described in being provided with, joint must keep sealing；It is described enter draining control valve 6032 be quick opening valve；
The size of the backwater hole 604 is put into enough the export pipeline 8；The water tank platform 605 can support the water tank 6, height
The level of inlet ductwork 701 can be kept.
The inlet ductwork 7 includes inlet tube 701, inlet control valve 702, inlet pressure transmitter 703 and import pressure
Hole and joint 704；The inlet tube 701 includes the first import pipeline section 7011, the second import pipeline section 7012 and import corrugated flexible hose
7013；The latus rectum of the inlet tube 701 is consistent with the suction flange latus rectum, and flange is stainless steel；The import ripple
To be tinsel outside corrugated tube in the material of stricture of vagina flexible pipe 7013, length L1≥20D1(D1For import caliber), to meet shaking during operation
Amplitude of oscillation degree；There are the import pressure port and joint 704, the import pressure port and joint on the second import pipeline section 7012
704 with inlet tube 701 on same level position, and joint must carry out sealing process to ensure air-tightness.
The export pipeline 8 includes outlet 801, discharge control valve 802, electromagnetic flowmeter 803, outlet pressure transmitter
804 and outlet pressure port and joint 805；The outlet 801 include first outlet pipeline section 8011, outlet corrugated flexible hose 8012 and
Follow-up outlet pipe section 8013；The latus rectum of the outlet 801 is consistent with the outlet(discharge) flange latus rectum, and flange is stainless steel
Matter；The first outlet pipeline 8011 opens 1 screwed hole at the 4D of its flange downstream, for connecting hydrophone (H1)；It is described go out
To be tinsel outside corrugated tube in the mouth material of corrugated flexible hose 8012, length L2≥20D2(D2To export caliber), meet when running
Rocking tendency；The horizontal length of pipe section of the outlet pipe section 8013 should be not less than 4D, the outlet is opened at the 2D of its flange downstream and is taken
Pressure hole and joint 805, D is the diameter of the immersed pump outlet 502；The outlet pressure port and joint 805 and the import take
Pressure hole and the diameter d=2 of joint 704～6mm or 1/10 caliber, take the smaller value in both, pressure hole depth L>1.25d；It is described
Discharge control valve 802 is copper gate valve, and latus rectum is consistent with the outlet(discharge) flange 504；Model DKS- of the electromagnetic flowmeter 803
LDE intelligent integrated formula electromagnetic flowmeters, a length of 3～5D of the forward and backward straight length of the electromagnetic flowmeter 803.
The marine pump 5 inserts the bolt hole 413 and the base 502 is fixedly mounted on into the rocking carrier by bolt
In bottom platform.
The tilter base 412 must be cast together with cement seat 12 or is connected by foundation bolt.
The inlet ductwork 701, export pipeline 801 have been intended to bracing frame and have reliably been supported fixation.
The hydrophone 9 adopts ST70 type hydrophone.
The acceleration transducer 10 adopts ICP type vibration acceleration sensors.
The pressure transducer 11 adopts high frequency dynamic pressure transducer.
The input of the data collecting instrument 2 is by holding wire and the outlet pressure transmitter 804, inlet pressure transmitter
703 and electromagnetic flowmeter 803 connect, receive the signal of telecommunication of pressure and flow, the collection flow noise acoustic pressure letter of the hydrophone 9
Number, the acceleration transducer 10 and pressure transducer 11 collection vibration and pressure fluctuation signal, outfan and the computer 1
Connection, for corollary system real-time input signal is provided, and is easy to subsequent treatment.
The computer 1 is provided with the system supporting with the data collecting instrument 2.
The installation process of the present invention is as follows：
First, tilter 4 described in welding assembly, then casts the base 412 of the tilter 4 together with cement seat 12
Or be connected by foundation bolt, then the marine pump 5 is lifted in rocking carrier, the bolt hole is inserted by bolt
413 are fixed on the base 502 in the rocking carrier bottom platform.Subsequently the inlet ductwork 7 install inlet tube 701,
Inlet control valve 702, inlet pressure transmitter 703 and import pressure port and joint 704, are then integrally connected to the water tank and go out
Water swivel 602；Become in the installation outlet pipe 801 of the export pipeline 8, discharge control valve 802, electromagnetic flowmeter 803, outlet pressure
Device 804 and outlet pressure port and joint 805 are sent, and pipeline tail end is put into into backwater hole 604；Water tank intake-discharge pipe road 603 is installed；
Each sensor is finally installed and is connected data wire and is connected motor cable；All flange connection surfaces are both needed to install rubber additional in installation process
Glue gasket, all joints are both needed to ensure sealing.
The operating process of the present invention is as follows：
During experiment, by the intake-discharge pipe road 603 toward water filling in the casing 601, enter described in closing after the completion of water filling
Draining control valve 6032；The pin 406 is inserted the connection connecting rod 405 and Flywheel disc 4041 by maximum pendulum angle as requested
The pin-and-hole 4042, adjusts converter in the frequency-conversion control cabinet 3 and drives the tilter 4 to control the motor 402
The rolling period of requirement is reached, the system acquisition signal opened on the computer 1 obtains relevant parameter；Convert the pin 406
Insertion the connecting rod 405 be connected with Flywheel disc 4041 pin-and-hole change tilter pivot angle by its rocking tendency ± 5 °, ±
Work under 15 °, ± 25 °, ± 35 ° and ± 45 °, converter is adjusted in the frequency-conversion control cabinet 3 under each angle of inclination to control
Motor processed 402 makes it operate under 8s, 10s, 12s and 14s come the hunting period for changing the tilter 4, then adjusts respectively
Saving the discharge control valve 802 allows marine pump to run under 0.2Q, 0.4Q, 0.6Q, 0.8Q, 1.0Q and 1.2Q operating mode, you can enter
Go and wave performance test under multi-state, many rolling periods and the amplitude of the marine pump 5；Also can reach in the rocking carrier 401
To a certain angle of inclination, pin is inserted the positioning quarter by 0 °, ± 5 °, ± 10 °, ± 15 °, ± 20 °, ± 22.5 ° with when ± 25 °
Location hole on degree plate 408 is with the performance test under many angles of inclination for carrying out the marine pump 5.The computer 1 is gathered
Related external characteristics, vibration, noise and pressure pulsation parameter carry out packet preservation, then carry out data processing, analysis, you can
Go out conclusion.
Present configuration is simple, easy for installation, applied widely, processing ease, high precision, and can carry out external characteristics, shake
The synchronism detection of dynamic, noise and pressure fluctuation signal, be marine pump incline and swinging condition under external characteristics test and vibrate,
Noise and pressure fluctuation experimental test provide effective means, with very strong practical value.
Claims (8)
1. the performance testing device under marine pump swinging condition, it is characterised in that including computer (1), data collecting instrument (2),
Frequency-conversion control cabinet (3), tilter (4), marine pump (5), water tank (6), inlet ductwork (7), export pipeline (8), hydrophone (9),
Acceleration transducer (10), pressure transducer (11) and cement seat (12)；
The tilter (4) includes rocking carrier (401), motor (402), decelerator (403), flywheel (404), connecting rod
(405), sell (406), support (407), location graduation plate (408), bearing (409), gripper shoe (410), spring (411), wave
Platform base (412) and bolt hole (413)；The flywheel (404) includes Flywheel disc (4041) and pin-and-hole (4042), the pin-and-hole
(4042) at different radii on Flywheel disc (4041)；The rocking carrier (401) subtracts by described in the motor (402) Jing
Fast device (403) drives the Flywheel disc (4041) to rotate, then drives it to swing by the connecting rod (405)；The rocking carrier
(401) bolt hole (413) is provided with bottom platform, for installing the fixation marine pump (5)；The connecting rod (405)
It is connected the Flywheel disc (4041) and rocking carrier (401) by the pin (406) and pin-and-hole (4042)；It is described by changing
The maximum pendulum angle of rocking carrier (401) described in the position adjustments of pin-and-hole (4042) on flywheel (404)；The motor (402) and
The decelerator (403) is supported and fixed on the tilter base (412) by the support (407)；The gripper shoe (410)
The rocking carrier (401) both sides are arranged on by the bearing (409) connection, and are fixed on the tilter base (412)；
The spring (411) is installed between the rocking carrier (401) and the tilter base (412)；The location graduation plate
(408) hole is provided with and angular values are carved with, pin positioning is can be inserted into when reaching a certain angle；The tilter base (412)
It is connected for supporting swinging platform (4) and with the cement seat (12)；
The marine pump (5) includes spiral case (501), base (502), suction flange (503), outlet(discharge) flange (504) and motor lines
Cable (505)；Screwed hole is provided with the spiral case (501), for connecting the pressure transducer (11), each described pressure sensing
Device (11) connects the data collecting instrument (2) by data wire；The acceleration transducer is housed on the spiral case (501)
(10), the suction flange (503), outlet(discharge) flange (504) place and the base corner respectively fill 1 acceleration transducer (10),
Each acceleration transducer (10) connects data collecting instrument (2) by data wire；Described motor cable (505) one end and the ship
Connected with pump (5), the other end is connected with the frequency-conversion control cabinet (3)；
The water tank (6) includes casing (601), water out adapter (602), intake-discharge pipe road (603), backwater hole (604) and water tank
Platform (605)；Two nipples are arranged at casing (601) bottom, and one is the water out adapter (602), and another meets institute
State intake-discharge pipe road (603)；The water out adapter (602) is connected with the inlet ductwork (7)；The intake-discharge pipe road (603)
Including intake-discharge pipe and joint (6031) and enter draining control valve (6032), the intake-discharge pipe road (603) is close proximity to casing
Bottom；The backwater hole (604) is connected with export pipeline (8), for the export pipeline (8) backwater；The water tank platform
(605) water tank (6) is supported, and keeps inlet ductwork (7) level；
The inlet ductwork (7) includes inlet tube (701), inlet control valve (702), inlet pressure transmitter (703) and import
Pressure port and joint (704)；The inlet tube (701) including the first import pipeline section (7011), the second import pipeline section (7012) and
Import corrugated flexible hose (7013), the suction flange (503) of the import corrugated flexible hose (7013) connection marine pump (5)；Described
Two import pipeline sections (7012) are provided with import pressure port and joint (704)；The import pressure port and joint (704) and inlet-pressure
One end connection of power transmitter (703), the other end and the data collecting instrument (2) of the inlet pressure transmitter (703)
Input connects；
The export pipeline (8) becomes including outlet (801), discharge control valve (802), electromagnetic flowmeter (803), outlet pressure
Send device (804) and outlet pressure port and joint (805)；The outlet (801) includes first outlet pipeline section (8011), outlet ripple
Stricture of vagina flexible pipe (8012) and follow-up outlet pipe section (8013), the first outlet pipeline section (8011) connects marine pump (5) outlet(discharge) flange
(504) and it is described outlet corrugated flexible hose (8012)；Screwed hole is provided with the first outlet pipeline section (8011), it is described for connecting
Hydrophone (9)；The outlet pipe section (8013) is provided with the outlet pressure port and joint (805), the outlet pressure port and
Joint (805) is connected with one end of outlet pressure transmitter (804), the other end of the outlet pressure transmitter (804) and institute
State the input connection of data collecting instrument (2)；The outfan of the data collecting instrument (2) is connected with the computer (1).
2. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the marine pump
(5) insert the bolt hole (413) by bolt the base (502) is fixedly mounted in the rocking carrier bottom platform.
3. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the tilter bottom
Seat (412) must be cast together with cement seat (12) or is connected by foundation bolt.
4. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the inlet tube
(701), outlet (801) has been intended to bracing frame and has reliably been supported fixation.
5. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the import pressure
Hole and joint (704) are with inlet tube (701) on same level position；The outlet pressure port and joint (805) are arranged on institute
State on the horizontal pipeline section of outlet pipe section (8013).
6. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the intake-discharge pipe
Be also equipped with road (603) it is described enter draining control valve (6032), it is described enter draining control valve (6032) be quick opening valve.
7. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the VFC
Cabinet (3) is by controlling motor (402) to adjust the hunting period of the tilter (4).
8. performance testing device according to claim 1 under marine pump swinging condition, it is characterised in that the computer
(1) system supporting with the data collecting instrument (2) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610029493.0A CN105545765B (en) | 2016-01-15 | 2016-01-15 | Performance test device under swing condition of marine pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610029493.0A CN105545765B (en) | 2016-01-15 | 2016-01-15 | Performance test device under swing condition of marine pump |
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| Publication Number | Publication Date |
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| CN105545765A CN105545765A (en) | 2016-05-04 |
| CN105545765B true CN105545765B (en) | 2017-05-03 |
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| CN201610029493.0A Active CN105545765B (en) | 2016-01-15 | 2016-01-15 | Performance test device under swing condition of marine pump |
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| CN106885621A (en) * | 2017-02-21 | 2017-06-23 | 山东大学 | A kind of centrifugal pump hydrodynamic noise measuring table |
| CN106872010A (en) * | 2017-02-21 | 2017-06-20 | 山东大学 | A kind of measuring method of centrifugal pump hydrodynamic noise |
| CN107676272B (en) * | 2017-09-14 | 2019-05-31 | 江苏大学 | A kind of fast adjuster of Working Conditions of Centrifugal Injection Pumps |
| CN107762823B (en) * | 2017-09-27 | 2019-10-01 | 中国舰船研究设计中心 | A kind of pump apparatus noise source characteristic test apparatus and measurement method |
| CN108644101A (en) * | 2018-05-23 | 2018-10-12 | 江苏大学 | A kind of device for synchronism detection pump operation performance |
| CN108869033B (en) * | 2018-06-09 | 2021-01-29 | 安徽华兴车辆有限公司 | Engine oil pump core vibration measuring device |
| CN114060291A (en) * | 2021-10-27 | 2022-02-18 | 江苏大学 | Centrifugal pump multi-source signal parallel processing method based on coupling misalignment working condition |
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| JP2006283597A (en) * | 2005-03-31 | 2006-10-19 | Shin Meiwa Ind Co Ltd | Electric pump device |
| US8961149B2 (en) * | 2010-07-19 | 2015-02-24 | Runtech Systems Oy | Method for controlling a regulated-rotation-speed low-pressure centrifugal fan |
| CN202994461U (en) * | 2012-11-30 | 2013-06-12 | 武汉理工大学 | A water tank device used for water lubricating and cooling a ship shafting comprehensive performance testing platform |
| CN205533303U (en) * | 2016-01-15 | 2016-08-31 | 江苏大学 | Capability test device under marine pump condition of swaing |
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