Физико-химическое моделирование в нефтегазовой геохимии. Часть 2. Модели гетерогенных систем. Бычинский В.А - 93 стр.

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– 93 –
ñòâîðåííûå â íåé êîìïîíåíòû; ñìåñü ãàçîâ; æèäêèå óãëåâîäîðîäû;
ðàñïëàâû; òâåðäûå ôàçû. Ðàññìàòðèâàÿ òâåðäûå ôàçû, ñëåäóåò ðàç-
ëè÷àòü îäíîêîìïîíåíòíûå ôàçû è ôàçû – ðàñòâîðû, ñîäåðæàùèå íå
ìåíåå äâóõ çàâèñèìûõ êîìïîíåíòîâ.
Number of gas components (PG) êîëè÷åñòâî çàâèñèìûõ
êîìïîíåíòîâ â ãàçîâîé ôàçå.
Ïàðàìåòð PG ñîîòâåòñòâóåò ÷èñëó çàâèñèìûõ êîìïîíåíòîâ,
âêëþ÷åííûõ â ãàçîâóþ ôàçó. Åñëè PG 0ãàçîâàÿ ôàçà â ìîäåëè
îòñóòñòâóåò (ïî óìîë÷àíèþ).
Number of liquid hydrocarbon components (PSOL)êîëè-
÷åñòâî çàâèñèìûõ êîìïîíåíòîâ â ôàçå æèäêèõ óãëåâîäîðîäîâ.
Ïàðàìåòð PSOL ñîîòâåòñòâóåò ÷èñëó çàâèñèìûõ êîìïîíåíòîâ,
âêëþ÷åííûõ â ôàçó æèäêèõ óãëåâîäîðîäîâ.  ìîäåëÿõ ñ PSOL 0
æèäêèå óãëåâîäîðîäû îòñóòñòâóþò (ïî óìîë÷àíèþ).
Number of melt components (PML)êîëè÷åñòâî çàâèñèìûõ
êîìïîíåíòîâ â ôàçå ðàñïëàâà.
Ïàðàìåòð PML ñîîòâåòñòâóåò ÷èñëó çàâèñèìûõ êîìïîíåíòîâ,
âêëþ÷åííûõ â ôàçó ðàñïëàâà.  ìîäåëÿõ ñ PML 0 ðàñïëàâ îòñóò-
ñòâóåò (ïî óìîë÷àíèþ).
Number of heat capacity equations (FR)÷èñëî óðàâíåíèé
òåïëîåìêîñòè.
Ñëåäóåò ïîìíèòü, ÷òî çàâèñèìûå êîìïîíåíòû ìîãóò èìåòü
íåñêîëüêî óðàâíåíèé òåïëîåìêîñòè, ïîýòîìó ïðèçíàê FR áîëüøå
èëè ðàâåí ïðèçíàêó L.
Feature of aqueous solution phase (PW) – ïðèçíàê ôàçû âîäíî-
ãî ðàñòâîðà.
PW 1 – âîäíûé ðàñòâîð âêëþ÷åí â ìîäåëü (ïî óìîë÷àíèþ).
PW 0 – âîäíûé ðàñòâîð îòñóòñòâóåò â ìîäåëè. Ïðèçíàê PW 1 óêà-
çûâàåò íà ââåäåíèå áàëàíñîâîãî îãðàíè÷åíèÿ íà çàðÿä ñèñòåìû.
Feature of additional restrictions (PV) – ïðèçíàê ââîäà äî-
ïîëíèòåëüíûõ îãðàíè÷åíèé.
Ïðèçíàê PV óêàçûâàåò íà ââîä äîïîëíèòåëüíûõ îãðàíè÷å-
íèé, êîãäà ìèíèìèçèðóþòñÿ ñëåäóþùèå òåðìîäèíàìè÷åñêèå ïî-
òåíöèàëû: –S(H, P), H(S,P) èëè íàêëàäûâàåòñÿ îãðàíè÷åíèå íà
îáùèé îáúåì ñèñòåìû.
                             – 93 –
ñòâîðåííûå â íåé êîìïîíåíòû; ñìåñü ãàçîâ; æèäêèå óãëåâîäîðîäû;
ðàñïëàâû; òâåðäûå ôàçû. Ðàññìàòðèâàÿ òâåðäûå ôàçû, ñëåäóåò ðàç-
ëè÷àòü îäíîêîìïîíåíòíûå ôàçû è ôàçû – ðàñòâîðû, ñîäåðæàùèå íå
ìåíåå äâóõ çàâèñèìûõ êîìïîíåíòîâ.
     Number of gas components (PG) – êîëè÷åñòâî çàâèñèìûõ
êîìïîíåíòîâ â ãàçîâîé ôàçå.
     Ïàðàìåòð PG ñîîòâåòñòâóåò ÷èñëó çàâèñèìûõ êîìïîíåíòîâ,
âêëþ÷åííûõ â ãàçîâóþ ôàçó. Åñëè PG 0 – ãàçîâàÿ ôàçà â ìîäåëè
îòñóòñòâóåò (ïî óìîë÷àíèþ).
     Number of liquid hydrocarbon components (PSOL) – êîëè-
÷åñòâî çàâèñèìûõ êîìïîíåíòîâ â ôàçå æèäêèõ óãëåâîäîðîäîâ.
     Ïàðàìåòð PSOL ñîîòâåòñòâóåò ÷èñëó çàâèñèìûõ êîìïîíåíòîâ,
âêëþ÷åííûõ â ôàçó æèäêèõ óãëåâîäîðîäîâ.  ìîäåëÿõ ñ PSOL 0
æèäêèå óãëåâîäîðîäû îòñóòñòâóþò (ïî óìîë÷àíèþ).
     Number of melt components (PML) – êîëè÷åñòâî çàâèñèìûõ
êîìïîíåíòîâ â ôàçå ðàñïëàâà.
     Ïàðàìåòð PML ñîîòâåòñòâóåò ÷èñëó çàâèñèìûõ êîìïîíåíòîâ,
âêëþ÷åííûõ â ôàçó ðàñïëàâà.  ìîäåëÿõ ñ PML 0 ðàñïëàâ îòñóò-
ñòâóåò (ïî óìîë÷àíèþ).
     Number of heat capacity equations (FR) – ÷èñëî óðàâíåíèé
òåïëîåìêîñòè.
     Ñëåäóåò ïîìíèòü, ÷òî çàâèñèìûå êîìïîíåíòû ìîãóò èìåòü
íåñêîëüêî óðàâíåíèé òåïëîåìêîñòè, ïîýòîìó ïðèçíàê FR áîëüøå
èëè ðàâåí ïðèçíàêó L.
     Feature of aqueous solution phase (PW) – ïðèçíàê ôàçû âîäíî-
ãî ðàñòâîðà.
     PW 1 – âîäíûé ðàñòâîð âêëþ÷åí â ìîäåëü (ïî óìîë÷àíèþ).
PW 0 – âîäíûé ðàñòâîð îòñóòñòâóåò â ìîäåëè. Ïðèçíàê PW 1 óêà-
çûâàåò íà ââåäåíèå áàëàíñîâîãî îãðàíè÷åíèÿ íà çàðÿä ñèñòåìû.
     Feature of additional restrictions (PV) – ïðèçíàê ââîäà äî-
ïîëíèòåëüíûõ îãðàíè÷åíèé.
     Ïðèçíàê PV óêàçûâàåò íà ââîä äîïîëíèòåëüíûõ îãðàíè÷å-
íèé, êîãäà ìèíèìèçèðóþòñÿ ñëåäóþùèå òåðìîäèíàìè÷åñêèå ïî-
òåíöèàëû: –S(H, P), H(S,P) èëè íàêëàäûâàåòñÿ îãðàíè÷åíèå íà
îáùèé îáúåì ñèñòåìû.