A power generation system configured for use on a non-self-propelled wheeled vehicle, the power generation system comprising: a power generator (313, 404) including: a housing comprising windings; a magnetized element disposed within the housing and operable to rotate about an axis; and a drive mechanism (314, 326) configured to cause the magnetized element to rotate in response to rotation of the wheel; wherein the rotation of the magnetized element produces electrical power in the windings so as to enable the generator to supply electrical power; and wherein the housing, the magnetized element, and the drive mechanism are disposed within a wheel of the non-self-propelled vehicle, the power generation system further comprising: a wheel braking system (354, 358, 362) operable between an unlocked and a locked state by a braking system control circuit, the wheel braking system control circuit comprising a power management system electrically coupled to the generator (313, 404) and to an electrical storage device (330, 410), wherein the electrical storage device (330, 410) is configured to store electrical energy from the generator (313, 404), wherein the power generator (313, 404) is further configured to power the wheel braking system control circuit, wherein the power management system is configured to monitor a level of electrical energy in the storage device (330, 410) and is adapted for moving the brake (354, 358, 362) from a first of the locked and unlocked states to the second state, and wherein the power management system is configured to maintain the brake in the second state until occurrence of a predetermined condition that is reflective of energy required for producing a change of state of the brake. a power generator (313, 404) including: a housing comprising windings; a magnetized element disposed within the housing and operable to rotate about an axis; and a drive mechanism (314, 326) configured to cause the magnetized element to rotate in response to rotation of the wheel; wherein the rotation of the magnetized element produces electrical power in the windings so as to enable the generator to supply electrical power; and wherein the housing, the magnetized element, and the drive mechanism are disposed within a wheel of the non-self-propelled vehicle, a housing comprising windings; a magnetized element disposed within the housing and operable to rotate about an axis; and a drive mechanism (314, 326) configured to cause the magnetized element to rotate in response to rotation of the wheel; wherein the rotation of the magnetized element produces electrical power in the windings so as to enable the generator to supply electrical power; and wherein the housing, the magnetized element, and the drive mechanism are disposed within a wheel of the non-self-propelled vehicle, the power generation system further comprising: a wheel braking system (354, 358, 362) operable between an unlocked and a locked state by a braking system control circuit, the wheel braking system control circuit comprising a power management system electrically coupled to the generator (313, 404) and to an electrical storage device (330, 410), wherein the electrical storage device (330, 410) is configured to store electrical energy from the generator (313, 404), a wheel braking system (354, 358, 362) operable between an unlocked and a locked state by a braking system control circuit, the wheel braking system control circuit comprising a power management system electrically coupled to the generator (313, 404) and to an electrical storage device (330, 410), wherein the electrical storage device (330, 410) is configured to store electrical energy from the generator (313, 404), wherein the power generator (313, 404) is further configured to power the wheel braking system control circuit, wherein the power management system is configured to monitor a level of electrical energy in the storage device (330, 410) and is adapted for moving the brake (354, 358, 362) from a first of the locked and unlocked states to the second state, and wherein the power management system is configured to maintain the brake in the second state until occurrence of a predetermined condition that is reflective of energy required for producing a change of state of the brake.