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Archive
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1 linear metre, 5 boxes and 2 packages

Research Material relating to Dairy Heat Pumps

99 boxes

Archive of the Electrical Research Association

Typescript agricultural research report by A.S. Cromarty, a version of which was published in the Journal of Agricultural Engineering Research.

Report - 'An Electrical Analogue for Airflow Studies in Chilled Grain'

Typescript research report by A.S. Cromarty concerning a water heating system for use on dairy farms.

Report - 'Modification of a Commercial Refrigeration System to Provide Hot Water'

Annotated photocopy of a typescript research report by A.S. Cromarty concerning a water heating system for use on dairy farms. The report includes diagrams.

Report - 'Modification of a Commercial Refrigeration System to Provide Hot Water' (copy)

Issue 15 of a biannual journal publishing the research of members the University of Reading Faculty of Agriculture, reproduced by the Electrical Research Assocation. The reports are categorised as Agricultural or Horticultural research. The reports include a paper on 'All electric on-the-floor grain drying with and without supplementary heating' by A.S. Cromarty.

Publication - 'Shinfield Progress 16'

Typescript research report by A.S. Cromarty concerning the effects of cooling different grains for storage.

Report - 'Introduction to the Cooling and Storage of High Moisture Content Grain'

Issue 8 of a biannual journal publishing the research of members the University of Reading Faculty of Agriculture, reproduced by the Electrical Research Assocation. The reports are categorised as Agricultural or Horticultural research, or 'Instrumentation and Control'. The reports include A.S. Cromarty's work on 'Resistance to Airflow of Moist Barley and its Influence on Grain Chilling.'

Publication - 'Shinfield Progress 8'

Issue 10 of a biannual journal publishing the research of members the University of Reading Faculty of Agriculture, reproduced by the Electrical Research Assocation. The reports are categorised as Agricultural and Horticultural research, and include A.S. Cromarty's work on 'Modification of a Commercial Refrigeration System to Provide Hot Water'.

Publication - 'Shinfield Progress 10'

1 bundle

Index cards ' Letters from interested people following ERA Open Day'

2 folders containing 16 items

Progress reports on agricultural engineering research

File originally labelled 'Odd notes and diagrams for Church Farm Installation and basic Heat Recovery Units', containing notes, charts and diagrams. The file dates mainly to the 1960s, with some later additions and annotations added by A.S. Cromarty.

Notes and diagrams for Church Farm heat pump installation

File of research papers originally labelled 'Dx 125 Tank Tests in Boiler House etc. and pressure chart for various sites'. The material includes a photocopied photograph of A.S. Cromarty with equipment, a document entitled 'Heat Recovery from Refrigerated Farm Tanks', charts and typescript and manuscript reports on milk tanks.

Papers relating to milk tank testing

File originally labelled 'Dairy heat pump and heat recovery units test data and characteristics. Mainly Bulk Tank Water'. The material includes test results for the various stages of the development of a fully integrated and reliable system of heat recovery from bulk milk Tanks. The file contains the results of lab and field work conducted at NIRD (National Institute for Research into Dairying) by ERA Foundation staff. Most items date from 1960-1968, with some later photocopies and notes added by A.S. Cromarty.

Papers relating to heat recovery from bulk milk tanks

15 folders

Research files of A S Cromarty

Typescript research report by A.S. Cromarty.

Report - 'Duct Ventilated Oil Seed Rape'

1 file and 1 item

Reports of the Electrical Research Association Agricultural Sub-Committee and others

Issue 15 of a biannual journal publishing the research of members the University of Reading Faculty of Agriculture, reproduced by the Electrical Research Assocation. The reports are categorised as Agricultural or Horticultural research. The reports include A.S. Cromarty's work on 'Apparent cooling patterns in aerated grain.'

Publication - 'Shinfield Progress 15'

10 items

Newspaper cuttings after Electrical Research Association open day

4 folders

Research reports on heating and cooling of agricultural products

Annotated partial copy of Issue 7 of the biannual journal publishing the research of members the University of Reading Faculty of Agriculture, reproduced by the Electrical Research Assocation. This copy features only the foreward, editorial and one article by A.S. Cromarty, 'A Guide to Selection and Estimation of Operating Costs of Grain Chilling Units.'

Journal - 'Shinfield Progress 7'' (incomplete)

1 file and 1 bundle

Papers relating to Electrical Research Association open day

File of scientific working papers relating to early boiler house Heat Recovery Unit test results, with charts and thermocouple plots. The papers include notes, graphs, diagrams illustrating equipment and the experimental set-up, as well as the ERA log book for the Boiler Test House.

Papers relating to early heat recovery unit test results

File originally labelled 'First Dx Tank Tests with basic heat exchanger', containing a photograph of equipment, draft report 'The ERA Dairy Heat Pump Water Heater', graph and charts of data from heat recovery unit experiments conducted at the National Institute for Research into Dairying by ERA staff. There are also some later notes about this work added by A.S. Cromarty.

Papers relating to tank tests with basic heat exchanger

File labelled 'Miscellaneous. Thermocouple Position for Test Work done by ERA' containing scientific working papers, including notes, charts, and drawings of equipment. Most of the material is original and dates to the early 1960s. Some photocopied documents, annotations and a photographic print date to c 2016.

Papers concerning thermocouple positions in heat pump tests

62 items

Reports by Electrical Research Association Agricultural Sub-Committee

Folder containing letters from Milk Marque, Prof. R.H. Ellis, National Institute for Research in Dairying and others to A.S. Cromarty, as well as copies of photographs of Dairy Heat Recovery Unit (HRU) equipment and researchers, schematic diagrams of bulk tanks and HRUs. The file also includes a note by A.S. Cromarty on 'Historical developments' in the field of milk cooling and heat recovery, and several short accounts written by Cromarty of work carried out between the 1950s- 1970s in this area. There are also a few later copies of articles and photos from the 1930s - 1960s, as well as an information sheet from South West Refrigeration: 'Heat Reclaim: The Green Machine', and copies of research data, mainly in the form of charts.

Papers relating to dairy heat pump research

1 folder containing 7 items

Reports from Shinfield Progress