1984 Company founded in Portland, Oregon by Inventor Bob HYDE ABOUT HYSAVE
- First development of liquid line refrigerant pump
- Introduced methods of improving refrigeration efficiency
- Design and development of prototype pumps
- Established HY-SAVE technology
1986 First patent “ maximizing refrigeration capacity and performance” about hysave
- Introduced the LPA Pump
- Establishes LPA as trademark and brand
- Introduced local American sales and distribution for LPA pumps
1987 Made available US distributor agreements
- Appointed distributors in the USA and Canada
- Introduced new style brochure “Tomorrows Refrigeration Technology Today”
1989 Worked alongside US Gov. FEMP to support and document product efficiency and case studies
- Introduced energy saving analysis and methods of determining efficiency
- Improved performance and re-design of model 835 LPA pump
1990 Introduced new efficient TEFC motors for tougher environments
- Introduced new testing platform, improve quality and R&D
1992 Signed Joint Venture agreement with HY-SAVE UK to oversee European territories
1993 Reviewed Portland’s Oregon base of LPA testing and assembly line, USA
1994 Established automated selection and sizing program to project efficiency
- Filed numerous patents to protect LPA pump performance and operation
- Established and patented a unique dehumidification process to remove humidity in air conditioning applications, HY-DRY
- Set up and established refrigerant two phase flow research with LPA as a means of providing heat transfer between mediums
- Expanded a network of regional distributors
1996 Developed and patented the Plus 2 system for higher efficiency
- Expanded testing platform to include multi coupled pressure points
- Improved facility to provide distributor and customer support.
1998 HY-SAVE’s IP, patents, designs and technology, was acquired by DTE Energy Technologies, Michigan, USA
- Introduced first Pump-Pro 1 electronic pump induced pressure differential sequence control and protection module.
- Developed new methods of heat transfer and system efficiency with two phase cooling mediums and methods.
2000 Established HY-SAVE organisation of regional and international distributors, OEM’s
- Promoted international presence marketing and strategies for energy efficient refrigeration research and development of energy efficient refrigeration and design.
- Established method to protect LPA® pumps from running dry based on induced liquid differential pressure and quality of liquid entering the LPA pump, to control and protect LPA pumps, PP2 Version 2
2003 HY-SAVE UK acquired the IP, patents, designs, trademarks, existing non stopple distributor agreements and technology from DTE Energy Technologies, Michigan, USA
- Terminated U.S. distributor agreements and re organisation of existing channels
- Continued R&D of LPA technologies including two phase non vapor compression cooling systems
- Reorganised U.S. manufacturing, introduced new stringent process and quality control for production requirements
2005 Established new assembly plant in Europe audited by TUV Germany
- Improved manufacturing process and quality control
- PFEMA – Process Failure Effects Mode Analysis
- Introduce Helium and Nitrogen testing facilities
- Enhanced the range of HFC LPA pumps for higher operating pressures
2006 Opened HY-SAVE USA Tampa, Florida office to oversee U.S. territories and manage IP, patents and trademarks
- Launched cost effective remote energy monitoring device with built in Ethernet and GPRS
- Development of new methods to remove moisture in cold rooms in combination with HY-DRY
2007 Enhanced pressure testing facilities to accommodate natural refrigerant pressures and process control
2008 Redesigned HFC range of LPA pumps for higher operating pressures
- Introduced more stringent quality control and specifications
- Launched 3rd generation pump protection and control
- Enhanced range of LPA pumps compatible with Co2 pressures
2009 Opened HYSAVE offices in Dandong, China to oversee the sales and marketing
- Launched Model PM8 Range of LPA pumps
- Introduced mass manufacturing and control process of LPA pumps
2010 Launched Pump Protection module 3 to include free cooling operation and protection
- Certified UL / PED Models 833, 860 and 875 for Co2 sub-critical applications
2011 Launched automated energy monitoring to measure precisely energy consumption
- Launched super model 925 LPA pump for HFC and Co2 applications, maximum working pressures at 75 bar (1087 psi)
2012 Official launch of model 925 for cascade Co2 applications worldwide.
- Increased production of model 809 for mass manufacturing to suite a wide range of domestic / light commercial Co2 refrigeration applications.
- Engineered solutions to overcome -40F working temperatures specific to model 925
- Consultation with HY-SAVE Engineering to propose new super model 975 to accommodate single circuit 400 tons of refrigeration energy savings with LPA®
- UL Fatigue and Pressure testing of model 925 certification awarded
2013 Design and development of Phase 1 solar refrigeration with ejector LPA® pumps.
- Development of LPA® Liquid Refrigerant Pump to boost liquid pressure to 540 psi (37 bar) with ejector evaporating temperatures of -9°C (15F) annually.
- Development and completion of new super critical Co2 liquid pump design working pressure, 124 bar (1,800 psi) within the flow rate region of 1 to 9GPM
- Design and development new Ammonia LPA® pump for natural refrigerant applications. Design pressure rated at 540 psi.
- Established new efficient refrigeration method - Public release “Refrigeration on Demand” The Thermal Storage Option” for refrigeration operators who would prefer to refrigerate at night than by day.
- Development of new type Propane LPA® pump for greener refrigeration applications.
- Development of Sub-Zero -40F LPA Model 860 for Arctic environments.