SU718730A1 - Calorimeter - Google Patents

Description

do

I (W, -W,) & r, (G, At,) r- / ,,

 where r is the heat of evaporation of the liquid;

/ o is the change in the enthalpy of a container with a heater that is not filled with a substance and the temperature changes from TI to TU.

- J y-i - -K -ef-ivw -

OPERATION OF FIELD, absorbed or separated in the process of irreversible from EWeSS 1c of the consumed substance STGa-T11ri heating from G to TZ 1 ProyGs1V05G t according to the expression

) g- V- ". . T.CF l :: -Vi-bJQ, (At, -. Dtg) -. ;

., dG

Gi +

year

The proposed device allows you to use the SCHSH6JDAH Sh1Gf) W1-YS-LaTilorloshchim or generated in the process of irreversible extraction of the substance. G1rT1etom

i: iiititf fi Mnisa uyen Y1ay Tüy iBpeMeHH costs on the implementation of the ballroom iijJl npdcTtfte device.

-3 S "-C-, t- -Lga5Y" YSh5 Y K.

-7187§GDA

, Ф орм ул and iso rteni

A calorimeter containing a thermally insulated boiling fluid tank and

a measure of the amount of evaporated liquid, that is, in order to ensure the possibility and consequent; Neither substances irreversibly changing in the process of heating and accelerating the measurement process are provided. The metal container for the test substance with a heater and a temperature sensor, with-:

than the container is covered with a layer of heat insulation, I am immersed in a boiling well.

Sources of information that are considered in the examination:

..

1. Calve E., Pratt A. Mvcroklororimetry, 1963, p. 17 and 291.

I,,, 2. A) Second-hand certificate of the USSR No. 342119, class, G 01 N 25/18, 1970 (prototype). .

Claims (2)

Formula and z o 6 r st n and I where r And the heat of vaporization of the liquid; Change in the enthalpy of a container not filled with material with a heater at a temperature from отι to T _2. ^ ............ 'Π3ιίΐφί | ^ Ί | Β · ϊϊ ^ * Ύ6θΗ; ..... -– isolated in the process of irreversible izv from T] to T ₂ (protSiOyyt in the expression j 'g' · - ...... ...... 'Q' = WWr- No. (Atj — Δτ ₂ ) ——? - / '. - (Y + ¹ The proposed device 'allows either irreversible (^^ “^ № ^ (ЯВГ)) Substance released during the process during heating. Pry 'this'''. The costs of time spent spending time — at the “simplicity” of the construction of the device are _taken into account. 2 L • g ‘20. . Calorimeter containing. a thermally insulated container with boiling liquid 'and a meter for the amount of evaporated liquid, which is ensured by the fact that,' in order to ensure the possibility of studying substances irreversibly changing during the heating and acceleration of the measurement process, it is equipped with a metal container for the test substance with a heater and a temperature sensor, the container being covered with a layer of thermal insulation and loaded into a boiling liquid.