. . "1804-2058" . "P(2A-1TP1/100), Z(MSM6046137304)" . "Syst\u00E9m \u010Di\u0161t\u011Bn\u00ED helia navr\u017Een\u00FD pro experiment\u00E1ln\u00ED vysokoteplotn\u00ED h\u00E9liovou smy\u010Dku (HTHL) v \u00DAJV \u0158e\u017E a.s. pracuje na principu filtrace, katalytick\u00E9 oxidace a adsorpce. Odstra\u0148ov\u00E1ny maj\u00ED b\u00FDt tyto ne\u010Distoty: prach, CO, CO2, H2, H2O, CH4, O2, N2 a p\u0159\u00EDpadn\u011B je\u0161t\u011B dal\u0161\u00ED minoritn\u00ED organick\u00E9 a anorganick\u00E9 l\u00E1tky v koncentrac\u00EDch cca 0,0001 ? 0,1 % objemov\u00FDch. V \u010Dist\u00EDc\u00EDm okruhu HTHL plyn proch\u00E1z\u00ED nejd\u0159\u00EDve mechanick\u00FDm filtrem, kde dojde k zachycen\u00ED prachu s pr\u016Fm\u011Brem \u010D\u00E1stic v\u011Bt\u0161\u00EDm ne\u017E 5 \u03BCm, pot\u00E9 proch\u00E1z\u00ED lo\u017Eem s katalyz\u00E1torem (CuO, Cr2O3, atd.), kde dojde p\u0159i teplot\u011B cca 250 \u00B0C k oxidaci CO a H2 na CO2 a H2O. CO2 a H2O maj\u00ED b\u00FDt z plynu odstran\u011Bny na molekulov\u00FDch s\u00EDtech p\u0159i pokojov\u00E9 teplot\u011B, zbyl\u00E9 ne\u010Distoty pak na adsorbentech p\u0159i velmi n\u00EDzk\u00E9 teplot\u011B (a\u017E -160 \u00B0C). Pot\u00E9 plyn p\u0159ed vstupem do hlavn\u00EDho okruhu HTHL proch\u00E1z\u00ED op\u011Bt prachov\u00FDm filtrem. Adsorbenty uva\u017Eovan\u00E9 pro vyu\u017Eit\u00ED v \u010Dist\u00EDc\u00EDm okruhu HTHL byly testov\u00E1ny laboratorn\u00EDch aparatur\u00E1ch, byla sledov\u00E1na adsorpce CO, CO2, CH4 a H2O a vypo\u010Dteny p\u0159\u00EDslu\u0161n\u00E9 kapacity."@cs . . . "Testov\u00E1n\u00ED absorbent\u016F pro \u010Dist\u00EDc\u00ED okruh vysokoteplotn\u00ED h\u00E9liov\u00E9 experiment\u00E1ln\u00ED smy\u010Dky v \u00DAJV \u0158e\u017E a.s." . "2010" . "RIV/60461373:22320/10:00023807" . "9"^^ . "Testov\u00E1n\u00ED absorbent\u016F pro \u010Dist\u00EDc\u00ED okruh vysokoteplotn\u00ED h\u00E9liov\u00E9 experiment\u00E1ln\u00ED smy\u010Dky v \u00DAJV \u0158e\u017E a.s." . "Testov\u00E1n\u00ED absorbent\u016F pro \u010Dist\u00EDc\u00ED okruh vysokoteplotn\u00ED h\u00E9liov\u00E9 experiment\u00E1ln\u00ED smy\u010Dky v \u00DAJV \u0158e\u017E a.s."@cs . . "CZ - \u010Cesk\u00E1 republika" . . "\u010Cern\u00FD, Michal" . . . . "Testov\u00E1n\u00ED absorbent\u016F pro \u010Dist\u00EDc\u00ED okruh vysokoteplotn\u00ED h\u00E9liov\u00E9 experiment\u00E1ln\u00ED smy\u010Dky v \u00DAJV \u0158e\u017E a.s."@cs . . "4" . "2"^^ . . . . "Tek\u00E1\u010D, Viktor" . . "3"^^ . "Within the scope of commissioning of High Temperature Helium Loop (HTHL) in NRI \u0158e\u017E plc. methods of helium purification and purity control are developed. In the first period the research was aimed to capacities of obtainable adsorbents for removal of impurities expected in helium in HTHL. In helium coolant of Very High Temperature Reactor (VHTR) hence in helium in HTHL are expected following impurities: CO, CO2, H2, H2O, CH4, O2, N2. Concentrations of these compounds are not range from approx. 0,1 ? 1000 ppmv. During first period of experiments removal of CO, CO2, CH4 and H2O on selected adsorbents was tested in laboratory-scale apparatus. According to results of experiments good adsorbent for H2O and CO2 removal at room temperature seems to be molecular sieve (e.g. Tamis 5A from Axens, France or 13 X from Sigma-Aldrich), relative good adsorbent for CH4 removal seems to be active charcoal from CarboTech company but for good adsorption capacity achievement the adsorber has to be cooled to very low te"@en . . . "22320" . . . "HTHL; HTR; purification; adsorption; adsorbents; CO; CO2; CH4; H2O"@en . . "RIV/60461373:22320/10:00023807!RIV11-MPO-22320___" . . "Paliva" . . "Berka, Jan" . . "Adsorbents testing for helium purification system of High Temperature Helium Loop in NRI Rez plc."@en . . "[E62E02B23FF8]" . "Syst\u00E9m \u010Di\u0161t\u011Bn\u00ED helia navr\u017Een\u00FD pro experiment\u00E1ln\u00ED vysokoteplotn\u00ED h\u00E9liovou smy\u010Dku (HTHL) v \u00DAJV \u0158e\u017E a.s. pracuje na principu filtrace, katalytick\u00E9 oxidace a adsorpce. Odstra\u0148ov\u00E1ny maj\u00ED b\u00FDt tyto ne\u010Distoty: prach, CO, CO2, H2, H2O, CH4, O2, N2 a p\u0159\u00EDpadn\u011B je\u0161t\u011B dal\u0161\u00ED minoritn\u00ED organick\u00E9 a anorganick\u00E9 l\u00E1tky v koncentrac\u00EDch cca 0,0001 ? 0,1 % objemov\u00FDch. V \u010Dist\u00EDc\u00EDm okruhu HTHL plyn proch\u00E1z\u00ED nejd\u0159\u00EDve mechanick\u00FDm filtrem, kde dojde k zachycen\u00ED prachu s pr\u016Fm\u011Brem \u010D\u00E1stic v\u011Bt\u0161\u00EDm ne\u017E 5 \u03BCm, pot\u00E9 proch\u00E1z\u00ED lo\u017Eem s katalyz\u00E1torem (CuO, Cr2O3, atd.), kde dojde p\u0159i teplot\u011B cca 250 \u00B0C k oxidaci CO a H2 na CO2 a H2O. CO2 a H2O maj\u00ED b\u00FDt z plynu odstran\u011Bny na molekulov\u00FDch s\u00EDtech p\u0159i pokojov\u00E9 teplot\u011B, zbyl\u00E9 ne\u010Distoty pak na adsorbentech p\u0159i velmi n\u00EDzk\u00E9 teplot\u011B (a\u017E -160 \u00B0C). Pot\u00E9 plyn p\u0159ed vstupem do hlavn\u00EDho okruhu HTHL proch\u00E1z\u00ED op\u011Bt prachov\u00FDm filtrem. Adsorbenty uva\u017Eovan\u00E9 pro vyu\u017Eit\u00ED v \u010Dist\u00EDc\u00EDm okruhu HTHL byly testov\u00E1ny laboratorn\u00EDch aparatur\u00E1ch, byla sledov\u00E1na adsorpce CO, CO2, CH4 a H2O a vypo\u010Dteny p\u0159\u00EDslu\u0161n\u00E9 kapacity." . "292514" . "Adsorbents testing for helium purification system of High Temperature Helium Loop in NRI Rez plc."@en . .