An electric vehicle running control system, comprising: a heating circuit having a first terminal and a second terminal, a load capacitor; having a first terminal and a second terminal, a switchgear having a first terminal and a second terminal and being configured to connect its two terminals, its first terminal being connected with the first terminal of the heating circuit and its second terminal being connected with the first terminal of the load capacitor respectively; and a switch control module connected with the switchgear for controlling the switchgear to switch off when the heating circuit is connected with an in-vehicle battery to form a heating loop for heating the in-vehicle battery; characterized in that, the electric vehicle running control system is configured such that, when the heating circuit is disconnected from the in-vehicle battery, the switch control module controls the switchgear to switch on, and the in-vehicle battery charges the load capacitor; wherein the heating circuit comprises a damping element, a bidirectional switchgear, a first current storage element and a first charge storage element, the damping element and the first current storage element are connected in series to form a first circuit, the bidirectional switchgear and the first charge storage element are connected in series to form a second circuit, one terminal of the first circuit is connected with a positive electrode of the in-vehicle battery, the other terminal of the first circuit is connected with one terminal of the second circuit and with the first terminal of the switchgear at the first terminal of the heating circuit, and the other terminal of the second circuit is connected with the second terminal of the load capacitor and a negative electrode of the in-vehicle battery at the second terminal of the heating circuit, and wherein the bidirectional switchgear comprises a first unidirectional branch for realizing a flowing of an energy from the in-vehicle battery to the heating circuit and a second unidirectional branch for realizing a flowing of energy from the heating circuit to the in-vehicle battery, the electric vehicle running control system further comprising a heating circuit control module configured to control the heating circuit to connect with or disconnect from the in-vehicle battery by controlling the bidirectional switchgear to switch on or off, and the heating circuit control module is connected with the first unidirectional branch or the second unidirectional branch for controlling the first unidirectional branch or the second unidirectional branch connected to be on or of. a heating circuit having a first terminal and a second terminal, a load capacitor; having a first terminal and a second terminal, a switchgear having a first terminal and a second terminal and being configured to connect its two terminals, its first terminal being connected with the first terminal of the heating circuit and its second terminal being connected with the first terminal of the load capacitor respectively; and a switch control module connected with the switchgear for controlling the switchgear to switch off when the heating circuit is connected with an in-vehicle battery to form a heating loop for heating the in-vehicle battery; characterized in that, the electric vehicle running control system is configured such that, when the heating circuit is disconnected from the in-vehicle battery, the switch control module controls the switchgear to switch on, and the in-vehicle battery charges the load capacitor; wherein the heating circuit comprises a damping element, a bidirectional switchgear, a first current storage element and a first charge storage element, the damping element and the first current storage element are connected in series to form a first circuit, the bidirectional switchgear and the first charge storage element are connected in series to form a second circuit, one terminal of the first circuit is connected with a positive electrode of the in-vehicle battery, the other terminal of the first circuit is connected with one terminal of the second circuit and with the first terminal of the switchgear at the first terminal of the heating circuit, and the other terminal of the second circuit is connected with the second terminal of the load capacitor and a negative electrode of the in-vehicle battery at the second terminal of the heating circuit, and wherein the bidirectional switchgear comprises a first unidirectional branch for realizing a flowing of an energy from the in-vehicle battery to the heating circuit and a second unidirectional branch for realizing a flowing of energy from the heating circuit to the in-vehicle battery, the electric vehicle running control system further comprising a heating circuit control module configured to control the heating circuit to connect with or disconnect from the in-vehicle battery by controlling the bidirectional switchgear to switch on or off, and the heating circuit control module is connected with the first unidirectional branch or the second unidirectional branch for controlling the first unidirectional branch or the second unidirectional branch connected to be on or of.