Thermo-hygrograph
A thermo-hygrograph ma ọ bụ hygrothermograph bụ ihe ndekọ chaatị nké na-atụ ma na-edekọ ma okpomọkụ na iru mmiri (ma ọ bụ ebe igirigi). Ngwaọrụ ndị yiri ya nké na-edekọ naanị otu parameter bụ thermograph màkà okpomọkụ na hygrograph màkà iru mmiri.
Thermographs ebe edere ọdịiche site na iji foto ka ọtụtụ ndị ọkà mmụta sayensị kọwara n'afọ 1845, gụnyere Francis Ronalds ónyé bụ Honorary Director nkè Kew Observatory. E zigara ihe nlereanya emelitere nkè igwe mbụ ahụ gafee netwọk nyocha mba nke ụlọ ọrụ UK Met Office ọhụrụ guzobere n'afọ 1867 ma bụrụ nkè Kew Observatory haziri.[1][2] A na-eji ngwá egwú ndị a eme ihe n'ụwa niile.
Ntọala ọzọ nkè thermograph nwèrè mkpịsị akwụkwọ nke na-edekọ okpomọkụ na cylinder na-agbagharị. Pen ahụ dị na njedebe nke mkpịsị aka nkè a na-achịkwa site na eriri ígwè abụọ nke metal na-emetụta okpomọkụ nké na-agbaji ka okpomọkụ na-agbanwe. Enwèrè ike iji ntutu isi mmadụ mee ihe màkà iru mmiri na igwe ndị dị otú ahụ.
Edensibia dezie
- ↑ Ronalds (2016). Sir Francis Ronalds: Father of the Electric Telegraph. London: Imperial College Press. ISBN 978-1-78326-917-4.
- ↑ Ronalds (June 2016). "Sir Francis Ronalds and the Early Years of the Kew Observatory". Weather 71 (6): 131–134. DOI:10.1002/wea.2739.