A photovoltaic power generation system, comprising: a solar cell panel including a solar cell (140, 150), a front substrate disposed on a front surface of the solar cell (140,150); and a support frame comprising: a frame member comprising a first portion positioned at a first surface of a solar cell panel and a second portion positioned at a second surface of the solar cell panel; wherein the second portion is openably coupled to the first portion, wherein a first side of the second portion is rotatably coupled to a first side of the first portion, and a second side of the first portion is openably coupled to the second portion, wherein the first portion comprises guide portions for guiding the solar cell panel during insertion of the solar cell panel into the first portion at both lateral sides of the first portion, and a bottom portion formed at a lower portion of the first portion for supporting a bottom side of the solar cell panel, and wherein the second portion comprises a cover portion formed at an upper edge of the second portion for covering the solar cell panel inserted into the first portion; characterized in that the solar cell panel includes a rear substrate disposed on a rear surface of the solar cell (140, 150); the solar cell panel includes a sealing film positioned between the solar cell (140, 150) and the rear substrate and configured to block moisture and/or oxygen; the frame member is fixed to a support member of the support frame, wherein the support member is configured to support the frame member to be inclined from the ground; and the guide portions have a height equal to or larger than the thickness of the solar cell panel. a solar cell panel including a solar cell (140, 150), a front substrate disposed on a front surface of the solar cell (140,150); and a support frame comprising: a frame member comprising a first portion positioned at a first surface of a solar cell panel and a second portion positioned at a second surface of the solar cell panel; wherein the second portion is openably coupled to the first portion, wherein a first side of the second portion is rotatably coupled to a first side of the first portion, and a second side of the first portion is openably coupled to the second portion, wherein the first portion comprises guide portions for guiding the solar cell panel during insertion of the solar cell panel into the first portion at both lateral sides of the first portion, and a bottom portion formed at a lower portion of the first portion for supporting a bottom side of the solar cell panel, and wherein the second portion comprises a cover portion formed at an upper edge of the second portion for covering the solar cell panel inserted into the first portion; characterized in that the solar cell panel includes a rear substrate disposed on a rear surface of the solar cell (140, 150); the solar cell panel includes a sealing film positioned between the solar cell (140, 150) and the rear substrate and configured to block moisture and/or oxygen; the frame member is fixed to a support member of the support frame, wherein the support member is configured to support the frame member to be inclined from the ground; and the guide portions have a height equal to or larger than the thickness of the solar cell panel. a frame member comprising a first portion positioned at a first surface of a solar cell panel and a second portion positioned at a second surface of the solar cell panel; wherein the second portion is openably coupled to the first portion, wherein a first side of the second portion is rotatably coupled to a first side of the first portion, and a second side of the first portion is openably coupled to the second portion, wherein the first portion comprises guide portions for guiding the solar cell panel during insertion of the solar cell panel into the first portion at both lateral sides of the first portion, and a bottom portion formed at a lower portion of the first portion for supporting a bottom side of the solar cell panel, and wherein the second portion comprises a cover portion formed at an upper edge of the second portion for covering the solar cell panel inserted into the first portion; characterized in that the solar cell panel includes a rear substrate disposed on a rear surface of the solar cell (140, 150); the solar cell panel includes a sealing film positioned between the solar cell (140, 150) and the rear substrate and configured to block moisture and/or oxygen; the frame member is fixed to a support member of the support frame, wherein the support member is configured to support the frame member to be inclined from the ground; and the guide portions have a height equal to or larger than the thickness of the solar cell panel.