In existographies, H.H. (c.1777-c.1850) (CR:3) was an anonymous Scottish engineer, noted for []
Overview
In 1822, H.H., in his “Account of a Steam-Engine Indicator”, presented to the world the first published account of James Watt’s 1796 steam engine indicator and indicator diagram, based on based on details of the device given by a “Mr. Field”, the following are his illustrations: [1]
H.H. also gave an example of the PV diagram or indicator diagram that the device made, shown below:
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Influenced
It may have been possible that H.H.’s “Account of a Steam-Engine Indicator” is from where Emile Clapeyron (1834) learned of the indicator diagram method.
Quotes | By
The following are quotes by H.H.:
References
1. (a) H.H. (1822). “Account of a Steam-Engine Indicator”, Letter to the Editor of Quarterly Journal of Science, Literature and the Arts, 13:91-95. in: The Repertory of Arts and Manufactures (pgs. 14-19). Publisher, 1822.
(b) Cardwell, Donald S.L. (1971). From Watt to Clausius: the Rise of Thermodynamics in the Early Industrial Age (pg. 80). Cornell University Press.
2. Baird, Davis. (2004). Thing Knowledge: a Philosophy of Scientific Instruments (pg. 189). University of California Press.
Overview
In 1822, H.H., in his “Account of a Steam-Engine Indicator”, presented to the world the first published account of James Watt’s 1796 steam engine indicator and indicator diagram, based on based on details of the device given by a “Mr. Field”, the following are his illustrations: [1]
H.H. also gave an example of the PV diagram or indicator diagram that the device made, shown below:
(add)
Influenced
It may have been possible that H.H.’s “Account of a Steam-Engine Indicator” is from where Emile Clapeyron (1834) learned of the indicator diagram method.
Quotes | By
The following are quotes by H.H.:
“It is only upon the unbiased results exhibited to our actual observation through the medium of inanimate matter, acting on known principles, that implicit confidence ought to be placed.”— H.H. (1822), “Account of a Steam-Engine Indicator”; cited by: Davis Baird (2004) in Thing Knowledge: a Philosophy of Scientific Instruments (pg. 189) [2]
References
1. (a) H.H. (1822). “Account of a Steam-Engine Indicator”, Letter to the Editor of Quarterly Journal of Science, Literature and the Arts, 13:91-95. in: The Repertory of Arts and Manufactures (pgs. 14-19). Publisher, 1822.
(b) Cardwell, Donald S.L. (1971). From Watt to Clausius: the Rise of Thermodynamics in the Early Industrial Age (pg. 80). Cornell University Press.
2. Baird, Davis. (2004). Thing Knowledge: a Philosophy of Scientific Instruments (pg. 189). University of California Press.