'Nanosculpture' Could Enable New Types Of Heat Pumps And Energy Converters

From Science Daily: A new technique for growing single-crystal nanorods and controlling their shape using biomolecules could enable the development of smaller, more powerful heat pumps and devices that harvest electricity from heat.

To read the full story please click on the link below:

http://www.sciencedaily.com/releases/2008/07/080717145054.htm


Yours,
Berlin Technologies


photo (from Science Daily): Researchers at Rensselaer discovered a new method to create “branched” nanorods, as seen in this scanning electron microscope image. Such nanorods could one day enable new nanoscale thermoelectric devices for power generation, as well as nanoscale heat pumps for cooling hot spots in nanoelectronics devices. (Credit: Rensselaer/Ramanath)

New Integrated Pump and Vector Drive

ThomasNet brings a news release of seepex, Inc. about their new integrated pump and vector drive:

MD and BW pumps are available with drive that integrates single reduction gear reducer, 4-pole TEFC, inverter-rated ½ hp electric induction motor, and vector type variable frequency drive in NEMA 4 enclosure. Pump and drive combination, covering performance band of 0.08-4.7 gpm and pressures to 360 psi, operates from 1x120 Vac, 15 A circuits with 5-15p grounded plug. Drive has H-O-A switch with 10-turn potentiometer for manual control and will accept 4-20 mA process signal.

To read the full press release please click on the link below:

http://news.thomasnet.com/fullstory/546290

Yours,
Berlin Techonlogies

Pumps are designed for severe, mill-duty applications

ThomasNet brings a news release of GIW Industries:

Used in hard rock mining, MDX series has low specific speed that provides stable operations by harnessing variable flow conditions confronted in modern mills. Stable flow in combination with optimum head/quantity and efficiency curve ensures efficient mill operation. Also, optimal BEP ensures stable sump level over large flow variations, operational efficiency, and equipment life. Pumps also incorporates slurry diverter technology matched with adjustable suction liner design.

To read the full press release please click on the link below:

http://news.thomasnet.com/fullstory/546238

Yours,

Berlin Technologies

July issue of Pumps & Systems

July issue of Pumps & Systems is available now. Here are the topics there:

Pump Ed 101: Two Steps to Longer Pump Life (Part Two): Voltage Unbalance
Pumping Prescriptions: Focus on Fundamentals (Part Four): Progressive Cavity Pumps
Compressor University: Compressors 101
Maintenance Minders: Know the Health of Your Pumps
Hydraulic Institute Pump FAQs: Determining total head without performance curve; allowable misalignment for a pump shaft
FSA Sealing Sense: What are the benefits and pitfalls of expanded ePTFE/graphite packing?

Packaged Pumping Systems
Combating Disappearing Reservoirs
Pumping Systems for the Mining Industry
Good Things Come in System Packages

Pump Fundamentals
Understanding Pump Fundamentals for an Energy Efficient World (Part Two)

Pumping Polymers
Gear Pumps in Polymer Processing
Choosing the Right Pump for Paint Systems

Practice and Operations
Open Verus Enclosed Impellers
Friction Welding for Food Industry Manufacturing
Air Operated Double Diaphragm Pumps
Solving a Reliability and Metering Problem

Yours,

Berlin Technologies

New law in Florida requires energy-efficient pool pumps

From Orlando Business Journal: A new law signed by Florida Gov. Charlie Crist Wednesday requires new pool pumps purchased after July 1, 2011, to be capable of operating at multiple speeds to conserve energy. Most pool pumps currently operate at a single one-horsepower speed, according to a release.

To read the full story please click on the link below:
http://www.bizjournals.com/orlando/stories/2008/06/23/daily49.html?ana=from_rss

Yours,
Berlin Technologies

Roto Pumps Reports Q4 Standalone Net At Rs.101 Lakhs

From RTTNews: Roto Pumps, Indian manufacturer of Progressive Cavity Pumps and Twin Screw Pumps, said that the net profit for the fourth quarter ended March 31, 2008 rose to Rs.101.30 lakhs from Rs.56.40 lakhs in the same quarter last year. Total income increased to Rs.1, 396.00 lakhs from Rs.1, 062.50 lakhs in the year ago quarter.

The company posted net profit of Rs.303.20 lakhs in the year ended March 31, 2008 compared to Rs.204.10 lakhs in the year ago. Total income grew to Rs.4, 245.10 lakhs from Rs.3, 422.60 lakhs in the previous year.

Yours,
Berlin Technologies

Low-Maintenance Pumps come in 120, 180, and 240 gpm sizes

Press release of Haight Pump from ThomasNet: Haight Pump is pleased to announce its newest addition of "Pumps that Perform" in sizes of 120, 180, and 240 GPM.

The DIU series pumps feature ductile iron housings, steel shaft and pinion gears, and iron rotor with multiple bearing materials. Shaft sealing will include packing seals, lips seals & multiple mechanical seal types, with elastomers to suit. Other features and options are available depending on specific needs and applications.

To read the full release please click on the link below: http://news.thomasnet.com/fullstory/545410

Yours,
Berlin Technologies