Dowty Hydraulic Pumps
2009-09-21 22:36:00 Can anyone tell me the cc per rev or the gpm of a dowty hydraulic pump with the number OPLO 13 CPDTEN, thanks, Jimmy Northeast UK
Pond Pumps
2009-09-21 07:48:00 For those who breed fish in a pond, I believe that you ought to get the appropriate pond pumps (http://www.pondworld.com/)...-
Super cute ruffled Mary Jane pumps
2009-09-21 03:52:00 Ruffled Mary Jane pump from Newport News, $44 on sale for $34!! How cute are these mary janes! The light pink and light grey ones are just lovely. A perfect addition to your work wardrobe.
By: Ma Petite Chou
USA Gas Pumps Don't Compensate for Hot Gasoline
2009-09-20 14:42:00 Another legal way to steal from consumers: The amount of gasoline in a gallon pumped during the summer months .. I live in the desert and this just irks me every time I pump gas in the summer. Which leads me to wonder, when is the gas in the underground tank coolest, if the temperature
High Salinity Ground Water Material Selection for Pumps
2009-08-28 08:50:00 Hi, I'm trying to establish the best material selection for submersible pumps and associated pipework in an environemt which can be upto 35 degrees C with salinity levels up to 5 times greater than sea water. reaching peaks of 4000 on occassion. There would also be additional sewerage organ
Distance of Pumps from Dyke Wall
2009-08-05 18:54:00 What is the criteria for fixing the pump distance from the dyke wall? IS there any standard specification defining this distance???
Ground Source Heat Pumps
2009-07-29 22:08:00 Could we reach a stage where this industry expands so rapidly that there would be a danger of speeding up the natural cooling process of our little planet.If so,what would be the effects of this?
Vendor drawing - pumps and compressors
2009-07-24 16:25:00 What are the different things which a layout engineer require in a vendor drawing of pump??? I mean what should a layout engineer look for in a pump vendor drawing. Also, the same question for compressors.
slurry pumps
2009-07-24 05:46:00 What's the best slurry pump? Our existing slurry pumps are all METSO pumps...On our combined tails and mill discharge, the volute and backliner only lasts for about 5days and gets busted.
Fire Fighting Pumps
2009-07-22 11:53:00 al slam alikom, Could any body please tell me what is the difference between fire fighting pump and normal operation pump,and why the first is expansive then the second? and thank you for your help.
power from heat pumps
2009-07-22 02:57:00 It is said that a ground coupled geothermal heat pump is 20 times more efficient than any other system.Would it be possible to put a small turbine and generator after the expiation valve and produce over unity? I am thinking of a large number of small heat pumps along a freeway and under the reads.
Geothermal Heat Pumps
2009-07-22 02:57:00 It is said that a ground coupled geothermal heat pump is 20 times more efficient than any other system.Would it be possible to put a small turbine and generator after the expiation valve and produce over unity? I am thinking of a large number of small heat pumps along a freeway and under the reads.
Variation of flow-rate in reciprocating pumps
2009-07-21 13:12:00 How can i determing the variation of flow rate (that is,discharge rate), above mean and below mean in a reciprocating pump?
Plumger Pumps and O-Rings
2009-07-14 18:22:00 i have plunger pump that always give a bad leak, this is very troublesome...the problem is always cause of plunger seal wear and tear and made scratch on the plunger... after i try to change the plunger seal to o-ring..the result is very good. but what is the side effect for this pump? cause we alr
Concrete Volute Cooling Water Pumps
2009-07-14 10:33:00 We are in the process of procuring large concrete volute pumps for providing cooling water supply to condenser and Natural draft cooling tower. As the pumps can not be tested at works, what kind of tests are to be specified to ensure pumps follow the performance curves furnished by the vendor and op
Possibility of Increasing the Capacity of Seawater Lift Pumps
2009-07-14 07:30:00 possibility of increasing the capacity of existing seawater lift pumps from 450m3/hour to 500m3/hour. 10% increase. with the same head. the pumps stay in the same location, same height, same discharge, piping etc. Questions. 1: is it possible within the current design of t
Increasing the Capacity of Seawater Lift Pumps
2009-07-14 07:30:00 possibility of increasing the capacity of existing seawater lift pumps from 450m3/hour to 500m3/hour. 10% increase. with the same head. the pumps stay in the same location, same height, same discharge, piping etc. Questions. 1: is it possible within the current
Wanted: High Pressure and High Volume Pumps
2009-07-09 16:52:00 High Pressure and High Volume Pumps Pump No 1 : 160 ltr/sec @ 36440.5 kPa 4 Off Pump No 2 : 160 ltr/sec @ 37816.5 kPa 4 Off Pump No 3 : 160 ltr/sec @ 40650.9 kPa 4 Off Pump
Dow Hydraulic Pumps
2009-07-06 16:17:00 I am working for M/s.Asian Paints Ltd.,Chennai. We are using Dowty hydraulic pumps for our Palletizing systems.I have the model number of the pump,but i am not able to find the Flow rate,Pressure drop,displacement...The model number is: IP3052,Speed:1440 rpm,3hp Plea
Cell phone and gas pumps dangers
2009-07-04 04:10:00 I was ordered to turn off my cell phone at the gas pump the other day. The attendant claimed a danger of explosion. My argument that if it is safe to drive a internal combustion engine by the gas pump, it is certainly safe for a puny milliwatts phone. Obviously, she didn't believe me. I comp
Dry Ice Blasting - Cleaning oil and hard deposits on pumps and pipes in fie
2009-06-27 13:41:00 Hi, I understant 'Dry Ice Blasting ' is used for various cleaning applications and want to know more about it. Would be grateful to know about experience of those who used it, related website, standards etc Best Regards Susui
Run Out and Centrifugal Pumps
2009-06-26 07:14:00 Guest #1 (Original Poster) What does run out (when system curve doesn't intersect with selected pump curve) means in practical? While analyzing a theoretical system on Fathom software, it was found that due to sudden increase in NPSH (A) in flooded condition, which is rarely but may occ
Pumps In Series
2009-06-21 14:23:00 This is probably a very basic question but for the life of me I cannot come up with a resonable answer (probably because I am a electronic/software engineer). Here goes:- I have seen an application in the factory plant room where they have put two pumps in series (no more that 0.2m between them
fixed displacement pumps Vs Variable Displacement pumps
2009-06-13 19:15:00 I am a bit confused on which applications should we be using a fixed displacement pumps in general and when do we use a variable displacement pumps? Could someone please enlighten me on that.And also, are there any good references ( books, journals) that would be helpful. Thank you.
Cargo Oil Pumps - Capacity and Consumption
2009-06-11 18:12:00 If the cargo oil pump is used for transferring product oil and it's driven by saturated steam. What's the raltion between the capacity of the pump and the consumption of steam?
STUDY: UK police officers confuse diesel and gas pumps four times a day, co
2009-06-09 23:13:00 From Autoblog: UKBritish police have an expensive problem. It's not crime and it isn't corruption, it's much worse. The £1 million problem is stupidity. Over the course of three years, UK cops have on 4,709 occasions put the wrong fuel in their police cruisers. That's an average of
Sump Pumps vs. Drain Pumps
2009-06-05 15:28:00 Dear All. does anybody have info or link, what is the difference between sump pump & drain pump ? thank you.
Inlet and Outlet Valves for Centrifugal Pumps
2009-06-05 07:48:00 Sir , please explain, in fans and pumps for controlling flows , which valves should be operated. (either inlet or outlet).
Irrigation Challenge - Lifting Water Without Pumps
2009-06-05 06:36:00 I want to irrigate my agriculture land through ground water .Is there any system to take out water from ground with out using diesel or electric pump .How i can suck water from ground with out using diesel or electric pump .
Patrick Pumps Up His Biceps
2009-06-04 19:59:00 It's Patrick's most exciting training video on Allamericanguys: The young muscle hunk is doing an extremely high number of barbell curls, and is finally flexing his pumped up biceps measuring 18 inches at the end. Enjoy the highlights:You find a big number of high quality photos and videos with Patrick on Allamericanguys.
Axial Piston Pumps and Field Failures
2009-06-04 12:00:00 I am a test technician who is testing the lifetime of an axial piston(plunger) pump. I am wondering what the failure mode in field is. Because my test result is the wear failure in piston shoes but many peaple say that it could be different from that in field. Which is true?
Risky to Run Two Gear Pumps in Parallel?
2009-05-29 11:25:00 Friends, I have two internal gear pump 20m3/h, 8 kg/cm2 installing in parallel Service is to provide fuel oil for 5 gas turbine, in normal operation only a pump run Now, flow is not enough (5 turbine changing over at same time from gas to oil). If we force running two pump
Fire Pumps for High Rise Buildings
2009-05-26 07:35:00 how we are taking fire pump capacity for highrise building i need design spec for this? i know according to height but i need calculation for this?
Centrifugal Pumps and Suction Specs
2009-05-14 15:27:00 For same duty and operation range, two different supplier of centrifugal pump has given two different suction specific speed-which one should be selected and why ? How suction lift capacity is related with suction specific speed (Nss)? Pump having lower suction specific speed shall have bet
Centrifugal Pumps and Pressurized Seals
2009-05-13 12:17:00 Assume we have an overhung centrifugal pump having the following details: - operating fluid is propane; - operating temperature 40 degree Celsius; - tandem mechanical seal Plan 52; - suction pressure 21 bar; - discharge pressure 28 bar
Mechanical Pumps and Pressure Boost
2009-05-11 05:24:00 If you have a low ft head and a decent flow how much more static pressure or feet head could be developed if you put a mechanical pump in the flow with the discharge end going to a pipe going into the pipe feeding the turbine. The shaft going to the pump and turning the impeller would have to have f
Pulsation Dampeners and Reciprocating Pumps
2009-05-06 14:11:00 What is the rule of thumb for installing Pulsation Dampeners on the suction side of a recipricating pump and what would be the charge pressure in the inlet/outlet sides (glycol system)
Looking for Used or Reconditioned Valves, Pumps, and Steam Traps
2009-04-16 20:11:00 Hello, Presently I am in Toronto. Can anybody in Toronto guide me to a place within Toronto where I can buy used/reconditioned valves/ pumps/ Control Valves/ Steam Traps etc. Also same in New York area. Thanks
Hydraulic Pumps - Gear and Vane Designs
2009-04-15 15:02:00 I'm looking for a hydraulic pump that can be used for transfering fluid (hyd) from chamber to chamber where both are at 1000psi +/-500psi. Pump speed is very low, anywhere from 0 to 300rpm. Also, pump cost is a factor. From my research most gear and vane pumps require differential pressure to eng
Why Don't Electric Fuel Pumps Catch Fire?
2009-04-14 13:04:00 Hello. Several years ago I worked on engine test beds and just out of curiosity we pulled a bosch electronic petrol fuel pump apart. we noticed that the fuel passed diretly over the winding and electrics, we wondered why it didn't explode? But as it was not part of our testing it got binned
Progressive Cavity Pumps for Clay Processing (Kaolin)
2009-04-13 09:55:00 Hello, I have a problem in our plant.We are into clay processing which involves wet stage processing and dry stage processing. In wet stage we have filter presses which filter the processed clay slurry into cakes.We were using centrifugal pumps for the pumping application,wherein th
progressive cavity pumps
2009-04-10 10:06:00 is it judicious to connect a single progressive pump to multiple filter presses with varying filling times?does it lead to faster wear out of pump internals?we are a clay(kaolin) processing industry.
Common suction for pumps in parallel
2009-04-09 16:02:00 Three pumps are running in parallel,the suction of all pumps is connected to common pipe by using cross and elbow. on one side of cross is common suction pipe and on opposite side is suction of one pump and on remaning two sides of cross remaning two pumps are connected by using elbows.The water lev
Sergio Rossi for PUMA Pumps = 755$
2009-04-06 04:49:00 Ladies – if you’re asking yourself; what’s wrong with this picture? Well, don’t think too much! For all you “Paris Hilton’s” out there, you probably familiar with the name Sergio Rossi and for those who aren’t, well let’s just keep it like that. So anways, I thought I would drop these “Sergio Rossi” PUMA Pumps ...
Pumps and Suction Strainers
2009-04-01 07:36:00 In a CR4 discussion of another topic, a person said he does not allow strainer on pump suction. Strainers are provided on suction side of pumps to protect the impeller. The strainer mesh size should suit the impeller mimimum clearance with the casing of centrifugal pumps.
straight run for pumps
2009-03-31 09:59:00 Pumps require straight suction and discharge run of pipes. The question is straight run means 'no bend' or no fitting, valve or strainer etc? I mean whether straight run includes valves or strainer or it should just be a pipe. what minimum straight run is recommended?
Straight Runs for Pumps
2009-03-31 09:59:00 Pumps require straight suction and discharge run of pipes. The question is straight run means 'no bend' or no fitting, valve or strainer etc? I mean whether straight run includes valves or strainer or it should just be a pipe. what minimum straight run is recommended?
centrifugal pumps on their performance
2009-03-30 04:42:00 http://images1f.snapfish.com/23-2323232%7Ffp934%3Enu%3D333%3A%3-E23%3A%3E2%3B7%3EWSNRCG%3D323%3-A76%3C89%3B698nu0mrj check on the link above , basic : i am being told , that two centrifugal pumps , diameter given , speed given , are pumping water , through two parallel pipes , to a tank , they wa |
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