Monday, May 20, 2013

Exploding Plastic Tanks to help Simulate Water Hammers - Computers - Hardware


Using the particular KineticSystems DAQ518 Portable High-Speed Data Logger

CHESTERLAND OH--November 14, 2011

CAS DataLoggers just lately presented that datalogging alternative for any large supplier of naff normal water tanks. The customer made large plastic material tanks, since heavy as a possible alternative Pelican case, built to set up within toilets. Normally a water system maybe a toilet contained with regards to 40-80 pounds of pressure, therefore , the maker generally subjected to testing their particular toilets to be able to a couple or even three times that will for health and safety reasons. However, a welcome plumbing contractor trouble could develop in the type of a 'water hammer,' a unexpected increase with water force developing every time a valve abruptly sealed at a good conclusion of the pipeline system, just like as soon as a residence's passengers not power on a drinking water stream originating from a dishwasher, a clothes machine, or maybe a toilet. With the actual valve closed, the water suddenly had to quit or maybe switch direction. Since this bulk with waters was still moving forward using huge velocity, in that worst-case scenario, a waters sludge hammer could spike the actual difficulty within the toilet's tank to just as much as 250lbs--enough in order to burst open the large plastic tank! To style and design even more robust containment set ups and also support keep just about any likely hazardous occurrences, the business required to calculate the number of force this can include earned within a tank explosion. These tanks have been generally pressurized to be able to 40-70 PSI, however under certain mistake ailments the actual pressure could surpass 200 PSI, producing this gas tank to be able to violently rupture. The businesses strenuous high quality guarantee lab tests around the tanks required an effective however convenient datalogging solution offering many involving analog inputs, the now necessary wireless Ethernet network with a PC as well as laptop, and user-friendly configuration in addition to exhibit sof tware.

The shopper installed your KineticSystems DAQ518 Portable High Speed Data Logger in their screening place and joined that for you to weight cells installed in a number of toilet tanks under test in order to report the particular drive produced by way of sudden gas tank ruptures. The DAQ518 was a complete 18-channel multiplexed transmission conditioning method displaying sixteen differential reviews analog routes along with fixed acquire along with filters, a couple of volume inputs, and an outer cause input. This compact program offered 2 routes with direct anxiety determine enter with programmable excitation voltage, internal signal amplification and filtering, as well as the flexibility in order to record at around 50 kHz with an aggregate sample price regarding as much as 32k samples/second. Using the slide images supplied from the place mobile manufacturer, workers immediately configured the DAQ518 to excite the insert cells, amplify the actual caused signal, and size that data to force. Charts in addition to numeric shows already a part of your computer software simplified this configuration belonging to the test set-up by delivering instantaneous feedback while improvements had been made.

For the actual safe practices tests, the actual maker built some sort of examination fixture with one no cost wall in order to incorporate this tank. This no cost divider needed to possibly be instrumented in that method regarding measure that peak induce resulted in in the event. Two data compresion "load button" load cells from Interface Technology have been selected simply because his or her smaller size and reduced height authorized these people to become simply affixed between that cost-free walls and also the permanent structure with the experiment fixture. The weight tissue picked possessed an array of 0-500 lbs with your 150% clog rating. Internally, the load solar cells applied a new 4-wire bridge circuit that will essential a voltage as well as present excitation as well as provided a nominal end product of 2 mV/V of excitation in the performing load. The tanks were being then suffering from intense waters sort incidents as well as induce on the resultant rupture s has been recorded.

Another significant characteristic of the DAQ518 datalogger has been it is flexibility in order to break substantial data units into multiple, small data files regarding less complicated treatment along with analysis. Over the actual study course of these tests, the heavy-duty tanks could take at any place coming from several hours that will a number of days to fail less than stress. Consequently, files had been sampled from just one kHz for you to capture the peak power made through failure; this will likely most likely crank out greater than three million points, turning it into impractical give for you to examine the following significantly records in a single file. By breaking the information into a number of smaller sized files, it turned out way quicker and less complicated for men with vision for you to focus straight into the neighborhood of interest.

The DAQ518 datalogger comprised a new rugged, transportable stand-alone files logging system with as long as 64 channels, extractible Flash storage area along with Ethernet speaking pertaining to business in addition to in-vehicle applications. Auto-configuration on power-up ended up being reinforced for stand-alone applications. The ultra-compact as well as entirely enclosed chassis acessed just 2.5lbs (1.13kg), turning it into the most appropriate lightweight solution. The logger featured a couple of analog reviews routes with bridge indication conditioning, programmable acquire as well as filter, along by using 16 analog insight options by using unchanging obtain in addition to filter. The datalogger also featured a strong additional trigger enter and couple of more consistency measurement channels, 16-bit analog-to-digital converter resolution, and also a maximum aggregate sampling quote connected with 50 kHz. Local CompactFlash info storage appeared to be furthermore standard. 10BaseT Ethernet connectivity to some PC or laptop enabled the now necessary wireless communication considering the records logger for setup, files showcase and also processing.

VersaDAQ software package had been included no cost using the info logger plus handled and manipulated the actual datalogger's experditions which includes setup, files acquisition, and files recording. VersaDAQ ran using a PC or laptop in addition to connected to the datalogger's framework via this 10Base T Ethernet connection. The software's user-friendly user interface permitted quick installation with regard to data assortment plus storage, and also designed channels, trial rate, record mode as well as calibration.

The plastic-type fish tank producer benefitted in many critical ways pursuing installing from the DAQ518 Portable High Speed Datalogger with their excellent warranty testing, principal associated with that was the flexibility to be able to accurately report the power from the manipulated explosions, specifically becoming a safer and many more reputable product. The datalogger presented testers both portability plus handheld Ethernet connection, making logging convenient and hassle-free. Additionally, this involved computer software ended up being quick to find out plus quickly manipulated the logger's numerous setup, configuration as well as documenting functions.

For further information around the KineticSystems DAQ518 18-Channel Portable High Speed Datalogger, additional KineticSystems convenient files order plus datalogging systems, so they can find the optimal solution on your application-specific needs, contact a CAS Data Logger Applications Specialist during (800) 956-4437 or visit the web site from

Contact Information: CAS DataLoggers, Inc. 12628 Chillicothe Road Chesterland, Ohio 44026 (440) 729-2570 (800) ://





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