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03/03/2010 12:30 AM UPS Batteries by abhishekkatkar ; posted in Electrical Engineering	Last post: 10/13/2023 7:38 AM by PWSlack	7	179
03/03/2010 9:22 AM Diagram for 3-KW Inverter by AKINOLA ; posted in Electrical Engineering	Last post: 10/13/2023 7:34 AM by PWSlack	19	638
08/25/2008 9:36 AM Earthing, high meter readings and high power consumption? by Anonymous Poster ; posted in Electrical Engineering	Last post: 10/13/2023 6:51 AM by PWSlack	6	124
08/25/2008 7:58 AM remote control switching by mubashar ; posted in Electrical Engineering	Last post: 10/13/2023 6:49 AM by PWSlack	4	89
08/25/2008 7:14 AM “Cable Sizing” Step By Step by Anonymous Poster ; posted in Electrical Engineering	Last post: 10/13/2023 6:13 AM by PWSlack	3	275
10/05/2023 2:56 PM UPS vs VFD — Double Conversion by Anonymous Poster ; posted in Electrical Engineering	Last post: 10/12/2023 11:06 PM by rwilliams	7	234
01/04/2009 1:22 AM How To Isolate a pump ? by Anonymous Poster ; posted in General Discussion	Last post: 10/12/2023 12:52 PM by SolarEagle	22	1356
02/08/2008 8:57 PM Waterproofing a DC motor by Warrier ; posted in Mechanical Engineering	Last post: 10/12/2023 10:24 AM by Anonymous Poster	14	984
06/11/2008 9:50 PM 454 chevy temp sensor by Anonymous Poster ; posted in Transportation	Last post: 10/12/2023 10:20 AM by PWSlack	31	12127
11/09/2009 10:00 AM Hydrotest pressure hloding time by bm ; posted in Quality Assurance / Control	Last post: 10/12/2023 9:54 AM by PWSlack	9	4307
11/16/2011 3:46 PM I want Automatic phase changer (RY RB YB) phase to phase if voltage low in one p by irfankpk ; posted in Electrical Engineering	Last post: 10/12/2023 9:38 AM by PWSlack	13	790
05/10/2008 2:15 PM PN numbers vs. valve class in asme standard by moheshams ; posted in Mechanical Engineering	Last post: 10/12/2023 7:31 AM by PWSlack	24	34763
10/08/2023 9:03 PM Electrical Training Board by d1n0_dino ; posted in Electrical Engineering	Last post: 10/11/2023 12:24 AM by rwilliams	8	188
04/09/2012 3:00 AM High Face to Earth and Neutral to Earth Voltage from Generator by Jayadev ; posted in Electrical Engineering	Last post: 10/10/2023 10:39 PM by SolarEagle	25	850
10/06/2023 2:57 AM IRIS Inspection for Lube Oil Cooler for Compressor by Conan21 ; posted in Mechanical Engineering	Last post: 10/10/2023 8:55 AM by SolarEagle	6	211
10/03/2015 2:58 PM Hot Water Heater Question by coueyster ; posted in General Discussion	Last post: 10/10/2023 7:04 AM by PWSlack	31	1443
09/21/2023 4:16 PM Synchronous Motor for Project, Must Go Just One Direction by gaiatechnician ; posted in General Discussion	Last post: 10/09/2023 8:02 PM by Vulcan	24	392
11/09/2009 1:51 AM Plumbness Test for Storage Tanks Shell by sarmad ; posted in Quality Assurance / Control	Last post: 10/09/2023 9:09 AM by phoenix911	19	2973
07/30/2011 10:48 AM DC Ground by pmani0812 ; posted in Instrumentation	Last post: 10/09/2023 8:54 AM by PWSlack	17	826
09/26/2023 8:17 AM I Don't get the Humor by BruceFlorida ; posted in General Discussion	Last post: 10/06/2023 3:15 PM by HiTekRedNek	22	480
09/13/2023 7:11 AM Powered Highways by HiTekRedNek ; posted in General Discussion	Last post: 10/03/2023 2:17 AM by JohnMGoodmanPhD	16	266
09/15/2009 12:38 PM Engine Working Loads by srini.tigulla ; posted in Mechanical Engineering	Last post: 10/02/2023 11:04 PM by SolarEagle	16	202
06/27/2023 3:38 PM Sound Proof Room by NSS ; posted in General Discussion	Last post: 10/02/2023 7:07 AM by HiTekRedNek	79	743
08/30/2023 4:29 PM REGISTRATION STILL CLOSED TO NEW MEMBERS? by Out of Box Experience ; posted in General Discussion	Last post: 09/29/2023 4:09 AM by The Prof	31	401
05/09/2011 3:03 AM 110v From a 220v Line by Anonymous Poster ; posted in Electrical Engineering	Last post: 09/28/2023 7:37 AM by PWSlack	30	938
09/13/2023 4:14 PM Single Line Diagram Equipments by komez ; posted in Electrical Engineering	Last post: 09/27/2023 7:39 AM by HiTekRedNek	12	223
02/25/2017 10:45 AM Purification of Water Using Natural Filters by Anonymous Poster ; posted in Mechanical Engineering	Last post: 09/27/2023 5:49 AM by PWSlack	16	508
02/28/2009 3:00 AM Vessel design by Anonymous Poster ; posted in Manufacturing	Last post: 09/27/2023 5:42 AM by PWSlack	3	439
03/03/2009 1:12 AM what is the formula to determine blank diameter of ellipsoidal head ? by paresh_career001 ; posted in Manufacturing	Last post: 09/27/2023 5:38 AM by PWSlack	5	1250
11/18/2007 4:06 AM Need manufacturer "web" or "e - mail" address for creep paper by punniyamurthy ; posted in Mechanical Engineering	Last post: 09/27/2023 2:14 AM by SolarEagle	7	163
08/01/2013 5:39 AM No-Metallic Materials by MKA ; posted in Mechanical Engineering	Last post: 09/26/2023 7:32 AM by PWSlack	2	153
12/12/2009 5:45 PM 2004 Chrysler Concorde XL Won't Shift Out of First Gear by Lord I have problems ; posted in Transportation	Last post: 09/26/2023 7:27 AM by PWSlack	22	3272
09/08/2023 11:40 AM Materials Suggestion for Economical Welding Table by Out of Box Experience ; posted in Manufacturing	Last post: 09/25/2023 9:47 PM by BruceFlorida	14	407
09/25/2023 10:08 AM LNT Graph Shape by Lehman57 ; posted in General Discussion	Last post: 09/25/2023 6:58 PM by SolarEagle	3	201
06/18/2010 5:33 AM Rotation of Hydro-Generator and Turbine by Merle ; posted in Electrical Engineering	Last post: 09/25/2023 10:04 AM by PWSlack	7	260
09/14/2023 11:26 AM EV Fire Blanket Demonstration by SolarEagle ; posted in General Discussion	Last post: 09/25/2023 4:32 AM by SolarEagle	20	328
12/18/2022 10:32 AM A novel approach to Nuclear Fusion by Rixter ; posted in General Discussion	Last post: 09/25/2023 4:06 AM by Nigh	46	569
09/19/2023 8:48 PM UHMW Bearing Inserts by HiTekRedNek ; posted in General Discussion	Last post: 09/22/2023 1:21 PM by HiTekRedNek	10	286
09/13/2023 4:24 AM VSD Motor Directly Coupled to a Screw Motor by eltech ; posted in Electrical Engineering	Last post: 09/21/2023 7:03 PM by JRaef	9	210
09/12/2023 4:24 PM Need Inexpensive Method to Check Seals with Vacuum by Out of Box Experience ; posted in General Discussion	Last post: 09/21/2023 1:00 PM by Out of Box Experience	32	341
11/13/2009 5:43 AM When is Neutral Isolation Required? by abhisinkar11 ; posted in Electrical Engineering	Last post: 09/21/2023 8:30 AM by PWSlack	13	1811
03/24/2009 8:24 AM Material Test Certifications for Cast Iron Valves by sajid2farooq ; posted in Quality Assurance / Control	Last post: 09/21/2023 7:39 AM by PWSlack	8	1306
10/26/2010 3:31 AM UPS Input Current Calculation by Anonymous Poster ; posted in Electrical Engineering	Last post: 09/21/2023 7:37 AM by PWSlack	6	825
04/16/2010 6:05 AM Load Test on Single Phase Transformer by venugopal Reddy ; posted in Electrical Engineering	Last post: 09/21/2023 7:33 AM by PWSlack	12	608
10/29/2009 5:02 PM Design Pressure and Temperature by Humph ; posted in Mechanical Engineering	Last post: 09/21/2023 7:28 AM by PWSlack	14	528
12/15/2008 4:02 AM what is the difference between steam tracing ,jacketing,insulation by chintunimmagadda ; posted in General Discussion	Last post: 09/21/2023 7:24 AM by PWSlack	5	2523
09/16/2009 5:58 PM Why Would You Want an Electrical Isolated Ground? by rabat ; posted in Electrical Engineering	Last post: 09/21/2023 7:15 AM by PWSlack	21	2014
09/08/2017 3:53 AM New Method of Sea Water Desalination by Flotation of Liquid Salt by mikespike ; posted in Sustainable Engineering	Last post: 09/20/2023 7:34 AM by PWSlack	35	1044
12/13/2015 8:33 PM Transformer Radiator - Paint by jackdaniel ; posted in Electrical Engineering	Last post: 09/19/2023 4:29 PM by redfred	32	871
09/14/2023 9:04 AM Why Buy Canned Air? by HiTekRedNek ; posted in General Discussion	Last post: 09/19/2023 1:08 PM by Brave Sir Robin	23	314

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