Patents by Inventor Andrew John Bissell
Andrew John Bissell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11891561Abstract: There is disclosed herein metal nitrate hydrates as phase change materials (PCMs). More particularly, there is disclosed herein metal nitrate hydrate PCMs containing group II metal nitrates as nucleation agents. A further disclosure herein is the combination of multiple chemical species in the PCM formulation which act together to induce nucleation of metal nitrate PCMs. Furthermore, physical mechanisms by which nucleation of metal nitrate hydrate based PCMs and crystallisation rate increased are disclosed.Type: GrantFiled: October 8, 2019Date of Patent: February 6, 2024Assignee: SUNAMP LIMITEDInventors: Andrew John Bissell, David Oliver, Colin Richard Pulham, Emily Jane Goddard, Gylen Odling, Kate Fisher
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Patent number: 11680739Abstract: The present invention describes a vapour compression apparatus wherein an intermediary located heat battery is capable of releasing charge (i.e. discharging) and/or charging and thereby controlling the temperature of a heat source or heat sink temperature in a vapour compression cycle. More particularly, the present invention describes vapour compression apparatus wherein an intermediary located heat battery comprising Phase change material (PCM) is capable of releasing charge (i.e. discharging) energy and/or charging and thereby controlling the temperature of a heat source and/or heat sink temperature in a vapour compression cycle in a range of refrigeration and/or heating systems including: air conditioning in both domestic and industrial uses; transportation of food/materials in vehicles, trains, air, etc. The present invention also relates to a methodology for selecting phase change materials (PCMs) and/or refrigerants for a vapour compression apparatus.Type: GrantFiled: March 11, 2019Date of Patent: June 20, 2023Assignee: Sunamp LimitedInventors: Andrew John Bissell, David Oliver, Andrew William McCahey, Maurizio Zaglio
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Patent number: 11428477Abstract: There are herein described energy storage systems. More particularly there are provided thermal energy storage systems comprising battery assemblies containing phase change materials and a monitoring system therefor. In addition there are provided thermal stores comprising battery assemblies having integral control means for management of the thermal energy provided by the battery assembly.Type: GrantFiled: April 26, 2019Date of Patent: August 30, 2022Assignee: SUNAMP LIMITEDInventors: Andrew John Bissell, Santokh Singh Gataora, Maurizio Zaglio
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Patent number: 11378345Abstract: The present invention relates to phase-change materials (PCM) which store and release thermal energy by undergoing melt/crystallisation cycles. More particularly, there is described a thermal storage system where sub-cooled phase change material (PCM) is nucleated via a controlled thermal region(s).Type: GrantFiled: May 31, 2018Date of Patent: July 5, 2022Assignee: Sunamp LimitedInventors: Andrew John Bissell, Maurizio Zaglio, David Oliver, Santokh Singh Gataora
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Publication number: 20220195281Abstract: There is herein described phase change materials (PCMs) comprising at least one or a plurality (e.g. a mixture) of tetrafluoroborate salts that are capable of undergoing a solid to solid phase transition. In particular, there is described phase change materials (PCMs) comprising at least one or a plurality (e.g. a mixture) of tetrafluoroborate salts where there is at least one tetrafluoroborate salt or a plurality of tetrafluoroborate salt which have a solid to solid phase transition. The tetrafluoroborate salt may comprise at least one anion or a plurality of the same or different anions of tetrafluoroborate (e.g. BF4—). The PCM may have a solid to solid phase change in the region of about ?270° C. to about 3,000° C., about ?50° C. to about 1,500° C., about 0° C. to about 1,000° C., or about 0° C. to about 500° C. temperature range.Type: ApplicationFiled: February 10, 2020Publication date: June 23, 2022Inventors: Andrew John Bissell, David Oliver, Colin Richard Pulham, Rowan Clark, Hannah Logan
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Publication number: 20210380860Abstract: There is disclosed herein metal nitrate hydrates as phase change materials (PCMs). More particularly, there is disclosed herein metal nitrate hydrate PCMs containing group II metal nitrates as nucleation agents. A further disclosure herein is the combination of multiple chemical species in the PCM formulation which act together to induce nucleation of metal nitrate PCMs. Furthermore, physical mechanisms by which nucleation of metal nitrate hydrate based PCMs and crystallisation rate increased are disclosed.Type: ApplicationFiled: October 8, 2019Publication date: December 9, 2021Inventors: Andrew John BISSELL, David OLIVER, Colin Richard PULHAM, Emily Jane GODDARD, Gylen ODLING, Kate FISHER
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Patent number: 11193702Abstract: There is provided a thermal energy storage system suitable for use with systems adapted to transfer heat from at least one heat source to at least one heat sink (heat transfer system), comprising at least one thermal energy storage unit. There is additionally provided a thermal energy storage system for use with a heat pump, or vapour compression refrigeration systems, a method of defrosting evaporators without affecting the energy delivered in the condenser before the defrosting cycle, and system architecture for defrosting evaporators in heat pumps or in vapour compression refrigeration systems.Type: GrantFiled: June 23, 2017Date of Patent: December 7, 2021Assignee: SUNAMP LIMITEDInventors: Andrew John Bissell, Maurizio Zaglio
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Patent number: 11002492Abstract: The present invention provides an energy storage system (10) for a use with a boiler (20). The energy storage system (10) comprises a plurality of thermal energy storage banks (101, 102, 103, 104). Each thermal energy storage bank (101, 102, 103, 104) comprises phase changeable material having a predetermined phase transformation temperature. The energy storage system (10) also includes an extraction device (105; 1 15) configured to recover waste energy from the boiler (20). The extraction device (105, 1 15) is operable to extract waste energy from the boiler (20) and feed that energy to at least one (101) of the thermal energy storage banks (101, 102, 103, 104). A controller (106) is arranged, in use, to activate the extraction device (105, 115) in response to operation of the boiler (20).Type: GrantFiled: June 18, 2014Date of Patent: May 11, 2021Assignee: SUNAMP LIMITEDInventors: Andrew John Bissell, Santokh Singh Gataora
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Publication number: 20210041146Abstract: The present invention describes a vapour compression apparatus wherein an intermediary located heat battery is capable of releasing charge (i.e. discharging) and/or charging and thereby controlling the temperature of a heat source or heat sink temperature in a vapour compression cycle. More particularly, the present invention describes vapour compression apparatus wherein an intermediary located heat battery comprising Phase change material (PCM) is capable of releasing charge (i.e. discharging) energy and/or charging and thereby controlling the temperature of a heat source and/or heat sink temperature in a vapour compression cycle in a range of refrigeration and/or heating systems including: air conditioning in both domestic and industrial uses; transportation of food/materials in vehicles, trains, air, etc. The present invention also relates to a methodology for selecting phase change materials (PCMs) and/or refrigerants for a vapour compression apparatus.Type: ApplicationFiled: March 11, 2019Publication date: February 11, 2021Inventors: Andrew John Bissell, David Oliver, Andrew William McCahey, Maurizio Zaglio
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Patent number: 10767093Abstract: There are herein described phase change materials containing sodium acetate trihydrate having improved homogeneity, a process for the preparation of said materials, and their utility in phase change systems. More particularly, the present invention relates to the use of phase change compositions comprising sodium acetate trihydrate, at least one alkali soluble polymer for inhibition of sodium acetate anhydrous crystal formation in sodium acetatetrihydrate containing phase change materials, and at least one sodium acetate trihydrate nucleation promoter, and, if a lower phase change temperature is required, at least one melting point depressing agent.Type: GrantFiled: April 24, 2018Date of Patent: September 8, 2020Assignee: SunAmp LimitedInventors: Andrew John Bissell, David Oliver, Colin Richard Pulham
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Publication number: 20200149826Abstract: The present invention relates to phase-change materials (PCM) which store and release thermal energy by undergoing melt/crystallisation cycles. More particularly, there is described a thermal storage system where sub-cooled phase change material (PCM) is nucleated via a controlled thermal region(s).Type: ApplicationFiled: May 31, 2018Publication date: May 14, 2020Inventors: Andrew John Bissell, Maurizio Zaglio, David Oliver, Santokh Singh Gataora
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Publication number: 20190316851Abstract: There are herein described energy storage systems. More particularly there are provided thermal energy storage systems comprising battery assemblies containing phase change materials and a monitoring system therefor. In addition there are provided thermal stores comprising battery assemblies having integral control means for management of the thermal energy provided by the battery assembly.Type: ApplicationFiled: April 26, 2019Publication date: October 17, 2019Inventors: Andrew John BISSELL, Santokh Singh GATAORA, Maurizio ZAGLIO
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Publication number: 20190226735Abstract: There is provided a thermal energy storage system suitable for use with systems adapted to transfer heat from at least one heat source to at least one heat sink (heat transfer system), comprising at least one thermal energy storage unit. There is additionally provided a thermal energy storage system for use with a heat pump, or vapour compression refrigeration systems, a method of defrosting evaporators without affecting the energy delivered in the condenser before the defrosting cycle, and system architecture for defrosting evaporators in heat pumps or in vapour compression refrigeration systems.Type: ApplicationFiled: June 23, 2017Publication date: July 25, 2019Inventors: Andrew John BISSELL, Maurizio ZAGLIO
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Patent number: 10317146Abstract: There are herein described energy storage systems. More particularly there are provided thermal energy storage systems comprising battery assemblies containing phase change materials and a monitoring system therefor. In addition there are provided thermal stores comprising battery assemblies having integral control means for management of the thermal energy provided by the battery assembly.Type: GrantFiled: June 2, 2014Date of Patent: June 11, 2019Assignee: Sunamp LimitedInventors: Andrew John Bissell, Santokh Singh Gataora, Maurizio Zaglio
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Patent number: 10308855Abstract: There are herein described phase change materials containing sodium acetate trihydrate having improved homogeneity, a process for the preparation of said materials, and their utility in phase change systems. More particularly, the present invention relates to the use of phase change compositions comprising sodium acetate trihydrate, at least one alkali soluble polymer for inhibition of sodium acetate anhydrous crystal formation in sodium acetate trihydrate containing phase change materials, and at least one sodium acetate trihydrate nucleation promoter, and, if a lower phase change temperature is required, at least one melting point depressing agent.Type: GrantFiled: June 3, 2014Date of Patent: June 4, 2019Assignee: Sunamp LimitedInventors: Andrew John Bissell, David Oliver, Colin Richard Pulham
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Patent number: 10184075Abstract: There is herein described a phase change material (PCM) for use in energy storage systems. More particularly, there is described a phase change material comprising Strontium Bromide and a Metal Halide that is optimal to storing heat in about the 76° C. to 88° C. temperature range.Type: GrantFiled: August 22, 2014Date of Patent: January 22, 2019Assignee: Sunamp LimitedInventors: Andrew John Bissell, Colin Pulham, David Oliver
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Publication number: 20180237676Abstract: There are herein described phase change materials containing sodium acetate trihydrate having improved homogeneity, a process for the preparation of said materials, and their utility in phase change systems. More particularly, the present invention relates to the use of phase change compositions comprising sodium acetate trihydrate, at least one alkali soluble polymer for inhibition of sodium acetate anhydrous crystal formation in sodium acetatetrihydrate containing phase change materials, and at least one sodium acetate trihydrate nucleation promoter, and, if a lower phase change temperature is required, at least one melting point depressing agent.Type: ApplicationFiled: April 24, 2018Publication date: August 23, 2018Inventors: Andrew John Bissell, David Oliver, Colin Richard Pulham
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Publication number: 20160370123Abstract: The present invention provides an energy storage system (10) for a use with a boiler (20). The energy storage system (10) comprises a plurality of thermal energy storage banks (101, 102, 103, 104). Each thermal energy storage bank (101, 102, 103, 104) comprises phase changeable material having a predetermined phase transformation temperature. The energy storage system (10) also includes an extraction device (105; 115) configured to recover waste energy from the boiler (20). The extraction device (105, 115) is operable to extract waste energy from the boiler (20) and feed that energy to at least one (101) of the thermal energy storage banks (101, 102, 103, 104). A controller (106) is arranged, in use, to activate the extraction device (105, 115) in response to operation of the boiler (20).Type: ApplicationFiled: June 18, 2014Publication date: December 22, 2016Inventors: Andrew John Bissell, Santokh Singh Gataora
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Publication number: 20160200956Abstract: There is herein described a phase change material (PCM) for use in energy storage systems. More particularly, there is described a phase change material comprising Strontium Bromide and a Metal Halide that is optimal to storing heat in about the 76° C. to 88° C. temperature range.Type: ApplicationFiled: August 22, 2014Publication date: July 14, 2016Applicant: Sunamp LimitedInventors: Andrew John BISSELL, Colin PULHAM, David OLIVER
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Publication number: 20160195340Abstract: There are herein described energy storage systems. More particularly there are provided thermal energy storage systems comprising battery assemblies containing phase change materials and a monitoring system therefor. In addition there are provided thermal stores comprising battery assemblies having integral control means for management of the thermal energy provided by the battery assembly.Type: ApplicationFiled: June 2, 2014Publication date: July 7, 2016Inventors: Andrew John BISSELL, Santokh Singh GATAORA